19671663

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{3121}}^1$

素因数の和:3326

約数の個数: 16

約数和(自身を含む): 28772352

約数和(自身を除く): 9100689

約数列:

[1, 3, 11, 33, 191, 573, 2101, 3121, 6303, 9363, 34331, 102993, 596111, 1788333, 6557221, 19671663]

約数ペア:

[(1, 19671663), (3, 6557221), (11, 1788333), (33, 596111), (191, 102993), (573, 34331), (2101, 9363), (3121, 6303)]