31018012

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{127123}}^1$

素因数の和:127188

約数の個数: 12

約数和(自身を含む): 55171816

約数和(自身を除く): 24153804

約数列:

[1, 2, 4, 61, 122, 244, 127123, 254246, 508492, 7754503, 15509006, 31018012]

約数ペア:

[(1, 31018012), (2, 15509006), (4, 7754503), (61, 508492), (122, 254246), (244, 127123)]