20253159

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{4099}}^1$

素因数の和:4172

約数の個数: 20

約数和(自身を含む): 30758200

約数和(自身を除く): 10505041

約数列:

[1, 3, 9, 27, 61, 81, 183, 549, 1647, 4099, 4941, 12297, 36891, 110673, 250039, 332019, 750117, 2250351, 6751053, 20253159]

約数ペア:

[(1, 20253159), (3, 6751053), (9, 2250351), (27, 750117), (61, 332019), (81, 250039), (183, 110673), (549, 36891), (1647, 12297), (4099, 4941)]