20117865076

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:338

約数の個数: 144

約数和(自身を含む): 41161780800

約数和(自身を除く): 21043915724

約数列:

[1, 2, 4, 17, 19, 34, 38, 41, 59, 68, 76, 82, 118, 157, 164, 236, 314, 323, 628, 646, 697, 779, 1003, 1121, 1292, 1394, 1558, 1681, 2006, 2242, 2419, 2669, 2788, 2983, 3116, 3362, 4012, 4484, 4838, 5338, 5966, 6437, 6724, 9263, 9676, 10676, 11932, 12874, 13243, 18526, 19057, 25748, 26486, 28577, 31939, 37052, 38114, 41123, 45961, 50711, 52972, 57154, 63878, 76228, 82246, 91922, 99179, 101422, 109429, 114308, 122303, 127756, 157471, 164492, 175997, 183844, 198358, 202844, 218858, 244606, 263917, 314942, 351994, 379783, 396716, 437716, 489212, 527834, 542963, 629884, 703988, 759566, 781337, 1055668, 1085926, 1519132, 1562674, 1686043, 1884401, 2079151, 2171852, 2991949, 3125348, 3372086, 3768802, 4158302, 4486589, 5014423, 5983898, 6456311, 6744172, 7215877, 7537604, 8316604, 8973178, 10028846, 11967796, 12912622, 14431754, 15571103, 17946356, 20057692, 25825244, 28863508, 31142206, 32034817, 62284412, 64069634, 85245191, 122669909, 128139268, 170490382, 245339818, 264708751, 295850957, 340980764, 490679636, 529417502, 591701914, 1058835004, 1183403828, 5029466269, 10058932538, 20117865076]

約数ペア:

[(1, 20117865076), (2, 10058932538), (4, 5029466269), (17, 1183403828), (19, 1058835004), (34, 591701914), (38, 529417502), (41, 490679636), (59, 340980764), (68, 295850957), (76, 264708751), (82, 245339818), (118, 170490382), (157, 128139268), (164, 122669909), (236, 85245191), (314, 64069634), (323, 62284412), (628, 32034817), (646, 31142206), (697, 28863508), (779, 25825244), (1003, 20057692), (1121, 17946356), (1292, 15571103), (1394, 14431754), (1558, 12912622), (1681, 11967796), (2006, 10028846), (2242, 8973178), (2419, 8316604), (2669, 7537604), (2788, 7215877), (2983, 6744172), (3116, 6456311), (3362, 5983898), (4012, 5014423), (4484, 4486589), (4838, 4158302), (5338, 3768802), (5966, 3372086), (6437, 3125348), (6724, 2991949), (9263, 2171852), (9676, 2079151), (10676, 1884401), (11932, 1686043), (12874, 1562674), (13243, 1519132), (18526, 1085926), (19057, 1055668), (25748, 781337), (26486, 759566), (28577, 703988), (31939, 629884), (37052, 542963), (38114, 527834), (41123, 489212), (45961, 437716), (50711, 396716), (52972, 379783), (57154, 351994), (63878, 314942), (76228, 263917), (82246, 244606), (91922, 218858), (99179, 202844), (101422, 198358), (109429, 183844), (114308, 175997), (122303, 164492), (127756, 157471)]