31991024

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{11831}}^1$

素因数の和:11865

約数の個数: 30

約数和(自身を含む): 67122936

約数和(自身を除く): 35131912

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2704, 11831, 23662, 47324, 94648, 153803, 189296, 307606, 615212, 1230424, 1999439, 2460848, 3998878, 7997756, 15995512, 31991024]

約数ペア:

[(1, 31991024), (2, 15995512), (4, 7997756), (8, 3998878), (13, 2460848), (16, 1999439), (26, 1230424), (52, 615212), (104, 307606), (169, 189296), (208, 153803), (338, 94648), (676, 47324), (1352, 23662), (2704, 11831)]