18166876

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1721}}^1$

素因数の和:1774

約数の個数: 48

約数和(自身を含む): 40501440

約数和(自身を除く): 22334564

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 29, 52, 58, 91, 116, 182, 203, 364, 377, 406, 754, 812, 1508, 1721, 2639, 3442, 5278, 6884, 10556, 12047, 22373, 24094, 44746, 48188, 49909, 89492, 99818, 156611, 199636, 313222, 349363, 626444, 648817, 698726, 1297634, 1397452, 2595268, 4541719, 9083438, 18166876]

約数ペア:

[(1, 18166876), (2, 9083438), (4, 4541719), (7, 2595268), (13, 1397452), (14, 1297634), (26, 698726), (28, 648817), (29, 626444), (52, 349363), (58, 313222), (91, 199636), (116, 156611), (182, 99818), (203, 89492), (364, 49909), (377, 48188), (406, 44746), (754, 24094), (812, 22373), (1508, 12047), (1721, 10556), (2639, 6884), (3442, 5278)]