19259867

素因数分解:

${\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{191}}^1$

素因数の和:394

約数の個数: 16

約数和(自身を含む): 21565440

約数和(自身を除く): 2305573

約数列:

[1, 11, 89, 103, 191, 979, 1133, 2101, 9167, 16999, 19673, 100837, 186989, 216403, 1750897, 19259867]

約数ペア:

[(1, 19259867), (11, 1750897), (89, 216403), (103, 186989), (191, 100837), (979, 19673), (1133, 16999), (2101, 9167)]