20966020

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{9277}}^1$

素因数の和:9399

約数の個数: 24

約数和(自身を含む): 44423064

約数和(自身を除く): 23457044

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 9277, 18554, 37108, 46385, 92770, 185540, 1048301, 2096602, 4193204, 5241505, 10483010, 20966020]

約数ペア:

[(1, 20966020), (2, 10483010), (4, 5241505), (5, 4193204), (10, 2096602), (20, 1048301), (113, 185540), (226, 92770), (452, 46385), (565, 37108), (1130, 18554), (2260, 9277)]