20487042

素因数分解:

$2^1\times 3^2\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{191}}^1$

素因数の和:359

約数の個数: 48

約数和(自身を含む): 45826560

約数和(自身を除く): 25339518

約数列:

[1, 2, 3, 6, 9, 18, 59, 101, 118, 177, 191, 202, 303, 354, 382, 531, 573, 606, 909, 1062, 1146, 1719, 1818, 3438, 5959, 11269, 11918, 17877, 19291, 22538, 33807, 35754, 38582, 53631, 57873, 67614, 101421, 107262, 115746, 173619, 202842, 347238, 1138169, 2276338, 3414507, 6829014, 10243521, 20487042]

約数ペア:

[(1, 20487042), (2, 10243521), (3, 6829014), (6, 3414507), (9, 2276338), (18, 1138169), (59, 347238), (101, 202842), (118, 173619), (177, 115746), (191, 107262), (202, 101421), (303, 67614), (354, 57873), (382, 53631), (531, 38582), (573, 35754), (606, 33807), (909, 22538), (1062, 19291), (1146, 17877), (1719, 11918), (1818, 11269), (3438, 5959)]