31149872

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{149759}}^1$

素因数の和:149780

約数の個数: 20

約数和(自身を含む): 64995840

約数和(自身を除く): 33845968

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 149759, 299518, 599036, 1198072, 1946867, 2396144, 3893734, 7787468, 15574936, 31149872]

約数ペア:

[(1, 31149872), (2, 15574936), (4, 7787468), (8, 3893734), (13, 2396144), (16, 1946867), (26, 1198072), (52, 599036), (104, 299518), (208, 149759)]