31831888

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{10639}}^1$

素因数の和:10675

約数の個数: 40

約数和(自身を含む): 71245440

約数和(自身を除く): 39413552

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 136, 176, 187, 272, 374, 748, 1496, 2992, 10639, 21278, 42556, 85112, 117029, 170224, 180863, 234058, 361726, 468116, 723452, 936232, 1446904, 1872464, 1989493, 2893808, 3978986, 7957972, 15915944, 31831888]

約数ペア:

[(1, 31831888), (2, 15915944), (4, 7957972), (8, 3978986), (11, 2893808), (16, 1989493), (17, 1872464), (22, 1446904), (34, 936232), (44, 723452), (68, 468116), (88, 361726), (136, 234058), (176, 180863), (187, 170224), (272, 117029), (374, 85112), (748, 42556), (1496, 21278), (2992, 10639)]