18679542

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{317}}^1$

素因数の和:413

約数の個数: 64

約数和(自身を含む): 45425664

約数和(自身を除く): 26746122

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 61, 69, 122, 138, 161, 183, 317, 322, 366, 427, 483, 634, 854, 951, 966, 1281, 1403, 1902, 2219, 2562, 2806, 4209, 4438, 6657, 7291, 8418, 9821, 13314, 14582, 19337, 19642, 21873, 29463, 38674, 43746, 51037, 58011, 58926, 102074, 116022, 135359, 153111, 270718, 306222, 406077, 444751, 812154, 889502, 1334253, 2668506, 3113257, 6226514, 9339771, 18679542]

約数ペア:

[(1, 18679542), (2, 9339771), (3, 6226514), (6, 3113257), (7, 2668506), (14, 1334253), (21, 889502), (23, 812154), (42, 444751), (46, 406077), (61, 306222), (69, 270718), (122, 153111), (138, 135359), (161, 116022), (183, 102074), (317, 58926), (322, 58011), (366, 51037), (427, 43746), (483, 38674), (634, 29463), (854, 21873), (951, 19642), (966, 19337), (1281, 14582), (1403, 13314), (1902, 9821), (2219, 8418), (2562, 7291), (2806, 6657), (4209, 4438)]