19626415

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{3163}}^1$

素因数の和:3258

約数の個数: 16

約数和(自身を含む): 25286688

約数和(自身を除く): 5660273

約数列:

[1, 5, 17, 73, 85, 365, 1241, 3163, 6205, 15815, 53771, 230899, 268855, 1154495, 3925283, 19626415]

約数ペア:

[(1, 19626415), (5, 3925283), (17, 1154495), (73, 268855), (85, 230899), (365, 53771), (1241, 15815), (3163, 6205)]