31515536

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{151517}}^1$

素因数の和:151538

約数の個数: 20

約数和(自身を含む): 65758812

約数和(自身を除く): 34243276

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 151517, 303034, 606068, 1212136, 1969721, 2424272, 3939442, 7878884, 15757768, 31515536]

約数ペア:

[(1, 31515536), (2, 15757768), (4, 7878884), (8, 3939442), (13, 2424272), (16, 1969721), (26, 1212136), (52, 606068), (104, 303034), (208, 151517)]