16991210

素因数分解:

$2^1\times 5^1\times {\mathrm{1171}}^1\times {\mathrm{1451}}^1$

素因数の和:2629

約数の個数: 16

約数和(自身を含む): 30631392

約数和(自身を除く): 13640182

約数列:

[1, 2, 5, 10, 1171, 1451, 2342, 2902, 5855, 7255, 11710, 14510, 1699121, 3398242, 8495605, 16991210]

約数ペア:

[(1, 16991210), (2, 8495605), (5, 3398242), (10, 1699121), (1171, 14510), (1451, 11710), (2342, 7255), (2902, 5855)]