20157484788

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{5153}}^1$

素因数の和:5251

約数の個数: 216

約数和(自身を含む): 62900405568

約数和(自身を除く): 42742920780

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 43, 57, 63, 76, 84, 86, 114, 126, 129, 133, 171, 172, 228, 252, 258, 266, 301, 342, 361, 387, 399, 516, 532, 602, 684, 722, 774, 798, 817, 903, 1083, 1197, 1204, 1444, 1548, 1596, 1634, 1806, 2166, 2394, 2451, 2527, 2709, 3249, 3268, 3612, 4332, 4788, 4902, 5054, 5153, 5418, 5719, 6498, 7353, 7581, 9804, 10108, 10306, 10836, 11438, 12996, 14706, 15162, 15459, 15523, 17157, 20612, 22743, 22876, 29412, 30324, 30918, 31046, 34314, 36071, 45486, 46377, 46569, 51471, 61836, 62092, 68628, 72142, 90972, 92754, 93138, 97907, 102942, 108213, 108661, 139707, 144284, 185508, 186276, 195814, 205884, 216426, 217322, 221579, 279414, 293721, 324639, 325983, 391628, 432852, 434644, 443158, 558828, 587442, 649278, 651966, 664737, 685349, 881163, 886316, 977949, 1174884, 1298556, 1303932, 1329474, 1370698, 1551053, 1762326, 1860233, 1955898, 1994211, 2056047, 2658948, 2741396, 3102106, 3524652, 3720466, 3911796, 3988422, 4112094, 4210001, 4653159, 5580699, 6168141, 6204212, 7440932, 7976844, 8224188, 8420002, 9306318, 11161398, 12336282, 12630003, 13021631, 13959477, 16742097, 16840004, 18612636, 22322796, 24672564, 25260006, 26043262, 27918954, 29470007, 33484194, 37890009, 39064893, 50520012, 52086524, 55837908, 58940014, 66968388, 75780018, 78129786, 79990019, 88410021, 117194679, 117880028, 151560036, 156259572, 159980038, 176820042, 234389358, 239970057, 265230063, 319960076, 353640084, 468778716, 479940114, 530460126, 559930133, 719910171, 959880228, 1060920252, 1119860266, 1439820342, 1679790399, 2239720532, 2879640684, 3359580798, 5039371197, 6719161596, 10078742394, 20157484788]

約数ペア:

[(1, 20157484788), (2, 10078742394), (3, 6719161596), (4, 5039371197), (6, 3359580798), (7, 2879640684), (9, 2239720532), (12, 1679790399), (14, 1439820342), (18, 1119860266), (19, 1060920252), (21, 959880228), (28, 719910171), (36, 559930133), (38, 530460126), (42, 479940114), (43, 468778716), (57, 353640084), (63, 319960076), (76, 265230063), (84, 239970057), (86, 234389358), (114, 176820042), (126, 159980038), (129, 156259572), (133, 151560036), (171, 117880028), (172, 117194679), (228, 88410021), (252, 79990019), (258, 78129786), (266, 75780018), (301, 66968388), (342, 58940014), (361, 55837908), (387, 52086524), (399, 50520012), (516, 39064893), (532, 37890009), (602, 33484194), (684, 29470007), (722, 27918954), (774, 26043262), (798, 25260006), (817, 24672564), (903, 22322796), (1083, 18612636), (1197, 16840004), (1204, 16742097), (1444, 13959477), (1548, 13021631), (1596, 12630003), (1634, 12336282), (1806, 11161398), (2166, 9306318), (2394, 8420002), (2451, 8224188), (2527, 7976844), (2709, 7440932), (3249, 6204212), (3268, 6168141), (3612, 5580699), (4332, 4653159), (4788, 4210001), (4902, 4112094), (5054, 3988422), (5153, 3911796), (5418, 3720466), (5719, 3524652), (6498, 3102106), (7353, 2741396), (7581, 2658948), (9804, 2056047), (10108, 1994211), (10306, 1955898), (10836, 1860233), (11438, 1762326), (12996, 1551053), (14706, 1370698), (15162, 1329474), (15459, 1303932), (15523, 1298556), (17157, 1174884), (20612, 977949), (22743, 886316), (22876, 881163), (29412, 685349), (30324, 664737), (30918, 651966), (31046, 649278), (34314, 587442), (36071, 558828), (45486, 443158), (46377, 434644), (46569, 432852), (51471, 391628), (61836, 325983), (62092, 324639), (68628, 293721), (72142, 279414), (90972, 221579), (92754, 217322), (93138, 216426), (97907, 205884), (102942, 195814), (108213, 186276), (108661, 185508), (139707, 144284)]