18236244

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{139}}^1$

素因数の和:217

約数の個数: 72

約数和(自身を含む): 47800480

約数和(自身を除く): 29564236

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 29, 39, 52, 58, 78, 87, 116, 139, 156, 174, 278, 348, 377, 417, 556, 754, 834, 841, 1131, 1508, 1668, 1682, 1807, 2262, 2523, 3364, 3614, 4031, 4524, 5046, 5421, 7228, 8062, 10092, 10842, 10933, 12093, 16124, 21684, 21866, 24186, 32799, 43732, 48372, 52403, 65598, 104806, 116899, 131196, 157209, 209612, 233798, 314418, 350697, 467596, 628836, 701394, 1402788, 1519687, 3039374, 4559061, 6078748, 9118122, 18236244]

約数ペア:

[(1, 18236244), (2, 9118122), (3, 6078748), (4, 4559061), (6, 3039374), (12, 1519687), (13, 1402788), (26, 701394), (29, 628836), (39, 467596), (52, 350697), (58, 314418), (78, 233798), (87, 209612), (116, 157209), (139, 131196), (156, 116899), (174, 104806), (278, 65598), (348, 52403), (377, 48372), (417, 43732), (556, 32799), (754, 24186), (834, 21866), (841, 21684), (1131, 16124), (1508, 12093), (1668, 10933), (1682, 10842), (1807, 10092), (2262, 8062), (2523, 7228), (3364, 5421), (3614, 5046), (4031, 4524)]