40284218

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{81547}}^1$

素因数の和:81581

約数の個数: 16

約数和(自身を含む): 68500320

約数和(自身を除く): 28216102

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 81547, 163094, 1060111, 1549393, 2120222, 3098786, 20142109, 40284218]

約数ペア:

[(1, 40284218), (2, 20142109), (13, 3098786), (19, 2120222), (26, 1549393), (38, 1060111), (247, 163094), (494, 81547)]