20617135

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53551}}^1$

素因数の和:53574

約数の個数: 16

約数和(自身を含む): 30845952

約数和(自身を除く): 10228817

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 53551, 267755, 374857, 589061, 1874285, 2945305, 4123427, 20617135]

約数ペア:

[(1, 20617135), (5, 4123427), (7, 2945305), (11, 1874285), (35, 589061), (55, 374857), (77, 267755), (385, 53551)]