20264804

素因数分解:

$2^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{4793}}^1$

素因数の和:4955

約数の個数: 24

約数和(自身を含む): 40806528

約数和(自身を除く): 20541724

約数列:

[1, 2, 4, 7, 14, 28, 151, 302, 604, 1057, 2114, 4228, 4793, 9586, 19172, 33551, 67102, 134204, 723743, 1447486, 2894972, 5066201, 10132402, 20264804]

約数ペア:

[(1, 20264804), (2, 10132402), (4, 5066201), (7, 2894972), (14, 1447486), (28, 723743), (151, 134204), (302, 67102), (604, 33551), (1057, 19172), (2114, 9586), (4228, 4793)]