31025018

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{1987}}^1$

素因数の和:2237

約数の個数: 16

約数和(自身を含む): 48045984

約数和(自身を除く): 17020966

約数列:

[1, 2, 37, 74, 211, 422, 1987, 3974, 7807, 15614, 73519, 147038, 419257, 838514, 15512509, 31025018]

約数ペア:

[(1, 31025018), (2, 15512509), (37, 838514), (74, 419257), (211, 147038), (422, 73519), (1987, 15614), (3974, 7807)]