19727026

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{4021}}^1$

素因数の和:4257

約数の個数: 16

約数和(自身を含む): 32433408

約数和(自身を除く): 12706382

約数列:

[1, 2, 11, 22, 223, 446, 2453, 4021, 4906, 8042, 44231, 88462, 896683, 1793366, 9863513, 19727026]

約数ペア:

[(1, 19727026), (2, 9863513), (11, 1793366), (22, 896683), (223, 88462), (446, 44231), (2453, 8042), (4021, 4906)]