20315255

素因数分解:

$5^1\times {\mathrm{17}}^3\times {\mathrm{827}}^1$

素因数の和:883

約数の個数: 16

約数和(自身を含む): 25932960

約数和(自身を除く): 5617705

約数列:

[1, 5, 17, 85, 289, 827, 1445, 4135, 4913, 14059, 24565, 70295, 239003, 1195015, 4063051, 20315255]

約数ペア:

[(1, 20315255), (5, 4063051), (17, 1195015), (85, 239003), (289, 70295), (827, 24565), (1445, 14059), (4135, 4913)]