18274627

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{509}}^1$

素因数の和:762

約数の個数: 16

約数和(自身を含む): 21934080

約数和(自身を除く): 3659453

約数列:

[1, 7, 23, 161, 223, 509, 1561, 3563, 5129, 11707, 35903, 81949, 113507, 794549, 2610661, 18274627]

約数ペア:

[(1, 18274627), (7, 2610661), (23, 794549), (161, 113507), (223, 81949), (509, 35903), (1561, 11707), (3563, 5129)]