20317752

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{443}}^1$

素因数の和:482

約数の個数: 144

約数和(自身を含む): 69090840

約数和(自身を除く): 48773088

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 36, 39, 42, 49, 52, 56, 63, 72, 78, 84, 91, 98, 104, 117, 126, 147, 156, 168, 182, 196, 234, 252, 273, 294, 312, 364, 392, 441, 443, 468, 504, 546, 588, 637, 728, 819, 882, 886, 936, 1092, 1176, 1274, 1329, 1638, 1764, 1772, 1911, 2184, 2548, 2658, 3101, 3276, 3528, 3544, 3822, 3987, 5096, 5316, 5733, 5759, 6202, 6552, 7644, 7974, 9303, 10632, 11466, 11518, 12404, 15288, 15948, 17277, 18606, 21707, 22932, 23036, 24808, 27909, 31896, 34554, 37212, 40313, 43414, 45864, 46072, 51831, 55818, 65121, 69108, 74424, 80626, 86828, 103662, 111636, 120939, 130242, 138216, 161252, 173656, 195363, 207324, 223272, 241878, 260484, 282191, 322504, 362817, 390726, 414648, 483756, 520968, 564382, 725634, 781452, 846573, 967512, 1128764, 1451268, 1562904, 1693146, 2257528, 2539719, 2902536, 3386292, 5079438, 6772584, 10158876, 20317752]

約数ペア:

[(1, 20317752), (2, 10158876), (3, 6772584), (4, 5079438), (6, 3386292), (7, 2902536), (8, 2539719), (9, 2257528), (12, 1693146), (13, 1562904), (14, 1451268), (18, 1128764), (21, 967512), (24, 846573), (26, 781452), (28, 725634), (36, 564382), (39, 520968), (42, 483756), (49, 414648), (52, 390726), (56, 362817), (63, 322504), (72, 282191), (78, 260484), (84, 241878), (91, 223272), (98, 207324), (104, 195363), (117, 173656), (126, 161252), (147, 138216), (156, 130242), (168, 120939), (182, 111636), (196, 103662), (234, 86828), (252, 80626), (273, 74424), (294, 69108), (312, 65121), (364, 55818), (392, 51831), (441, 46072), (443, 45864), (468, 43414), (504, 40313), (546, 37212), (588, 34554), (637, 31896), (728, 27909), (819, 24808), (882, 23036), (886, 22932), (936, 21707), (1092, 18606), (1176, 17277), (1274, 15948), (1329, 15288), (1638, 12404), (1764, 11518), (1772, 11466), (1911, 10632), (2184, 9303), (2548, 7974), (2658, 7644), (3101, 6552), (3276, 6202), (3528, 5759), (3544, 5733), (3822, 5316), (3987, 5096)]