40395178

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{55949}}^1$

素因数の和:55989

約数の個数: 12

約数和(自身を含む): 63950850

約数和(自身を除く): 23555672

約数列:

[1, 2, 19, 38, 361, 722, 55949, 111898, 1063031, 2126062, 20197589, 40395178]

約数ペア:

[(1, 40395178), (2, 20197589), (19, 2126062), (38, 1063031), (361, 111898), (722, 55949)]