20340118

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{1451}}^1$

素因数の和:1659

約数の個数: 16

約数和(自身を含む): 31432896

約数和(自身を除く): 11092778

約数列:

[1, 2, 43, 86, 163, 326, 1451, 2902, 7009, 14018, 62393, 124786, 236513, 473026, 10170059, 20340118]

約数ペア:

[(1, 20340118), (2, 10170059), (43, 473026), (86, 236513), (163, 124786), (326, 62393), (1451, 14018), (2902, 7009)]