20173888748

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{1129}}^1\times {\mathrm{343631}}^1$

素因数の和:344777

約数の個数: 24

約数和(自身を含む): 38053807680

約数和(自身を除く): 17879918932

約数列:

[1, 2, 4, 13, 26, 52, 1129, 2258, 4516, 14677, 29354, 58708, 343631, 687262, 1374524, 4467203, 8934406, 17868812, 387959399, 775918798, 1551837596, 5043472187, 10086944374, 20173888748]

約数ペア:

[(1, 20173888748), (2, 10086944374), (4, 5043472187), (13, 1551837596), (26, 775918798), (52, 387959399), (1129, 17868812), (2258, 8934406), (4516, 4467203), (14677, 1374524), (29354, 687262), (58708, 343631)]