17720508

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3917}}^1$

素因数の和:3966

約数の個数: 48

約数和(自身を含む): 46075680

約数和(自身を除く): 28355172

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 29, 39, 52, 58, 78, 87, 116, 156, 174, 348, 377, 754, 1131, 1508, 2262, 3917, 4524, 7834, 11751, 15668, 23502, 47004, 50921, 101842, 113593, 152763, 203684, 227186, 305526, 340779, 454372, 611052, 681558, 1363116, 1476709, 2953418, 4430127, 5906836, 8860254, 17720508]

約数ペア:

[(1, 17720508), (2, 8860254), (3, 5906836), (4, 4430127), (6, 2953418), (12, 1476709), (13, 1363116), (26, 681558), (29, 611052), (39, 454372), (52, 340779), (58, 305526), (78, 227186), (87, 203684), (116, 152763), (156, 113593), (174, 101842), (348, 50921), (377, 47004), (754, 23502), (1131, 15668), (1508, 11751), (2262, 7834), (3917, 4524)]