20640307896

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{21683}}^1$

素因数の和:21827

約数の個数: 160

約数和(自身を含む): 62812910160

約数和(自身を除く): 42172602264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 113, 117, 156, 162, 216, 226, 234, 312, 324, 339, 351, 452, 468, 648, 678, 702, 904, 936, 1017, 1053, 1356, 1404, 1469, 2034, 2106, 2712, 2808, 2938, 3051, 4068, 4212, 4407, 5876, 6102, 8136, 8424, 8814, 9153, 11752, 12204, 13221, 17628, 18306, 21683, 24408, 26442, 35256, 36612, 39663, 43366, 52884, 65049, 73224, 79326, 86732, 105768, 118989, 130098, 158652, 173464, 195147, 237978, 260196, 281879, 317304, 390294, 475956, 520392, 563758, 585441, 780588, 845637, 951912, 1127516, 1170882, 1561176, 1691274, 1756323, 2255032, 2341764, 2450179, 2536911, 3382548, 3512646, 4683528, 4900358, 5073822, 6765096, 7025292, 7350537, 7610733, 9800716, 10147644, 14050584, 14701074, 15221466, 19601432, 20295288, 22051611, 22832199, 29402148, 30442932, 31852327, 44103222, 45664398, 58804296, 60885864, 63704654, 66154833, 88206444, 91328796, 95556981, 127409308, 132309666, 176412888, 182657592, 191113962, 198464499, 254818616, 264619332, 286670943, 382227924, 396928998, 529238664, 573341886, 764455848, 793857996, 860012829, 1146683772, 1587715992, 1720025658, 2293367544, 2580038487, 3440051316, 5160076974, 6880102632, 10320153948, 20640307896]

約数ペア:

[(1, 20640307896), (2, 10320153948), (3, 6880102632), (4, 5160076974), (6, 3440051316), (8, 2580038487), (9, 2293367544), (12, 1720025658), (13, 1587715992), (18, 1146683772), (24, 860012829), (26, 793857996), (27, 764455848), (36, 573341886), (39, 529238664), (52, 396928998), (54, 382227924), (72, 286670943), (78, 264619332), (81, 254818616), (104, 198464499), (108, 191113962), (113, 182657592), (117, 176412888), (156, 132309666), (162, 127409308), (216, 95556981), (226, 91328796), (234, 88206444), (312, 66154833), (324, 63704654), (339, 60885864), (351, 58804296), (452, 45664398), (468, 44103222), (648, 31852327), (678, 30442932), (702, 29402148), (904, 22832199), (936, 22051611), (1017, 20295288), (1053, 19601432), (1356, 15221466), (1404, 14701074), (1469, 14050584), (2034, 10147644), (2106, 9800716), (2712, 7610733), (2808, 7350537), (2938, 7025292), (3051, 6765096), (4068, 5073822), (4212, 4900358), (4407, 4683528), (5876, 3512646), (6102, 3382548), (8136, 2536911), (8424, 2450179), (8814, 2341764), (9153, 2255032), (11752, 1756323), (12204, 1691274), (13221, 1561176), (17628, 1170882), (18306, 1127516), (21683, 951912), (24408, 845637), (26442, 780588), (35256, 585441), (36612, 563758), (39663, 520392), (43366, 475956), (52884, 390294), (65049, 317304), (73224, 281879), (79326, 260196), (86732, 237978), (105768, 195147), (118989, 173464), (130098, 158652)]