20163405894

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{42538831}}^1$

素因数の和:42538915

約数の個数: 16

約数和(自身を含む): 40837278720

約数和(自身を除く): 20673872826

約数列:

[1, 2, 3, 6, 79, 158, 237, 474, 42538831, 85077662, 127616493, 255232986, 3360567649, 6721135298, 10081702947, 20163405894]

約数ペア:

[(1, 20163405894), (2, 10081702947), (3, 6721135298), (6, 3360567649), (79, 255232986), (158, 127616493), (237, 85077662), (474, 42538831)]