19715164

素因数分解:

$2^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{4663}}^1$

素因数の和:4825

約数の個数: 24

約数和(自身を含む): 39699968

約数和(自身を除く): 19984804

約数列:

[1, 2, 4, 7, 14, 28, 151, 302, 604, 1057, 2114, 4228, 4663, 9326, 18652, 32641, 65282, 130564, 704113, 1408226, 2816452, 4928791, 9857582, 19715164]

約数ペア:

[(1, 19715164), (2, 9857582), (4, 4928791), (7, 2816452), (14, 1408226), (28, 704113), (151, 130564), (302, 65282), (604, 32641), (1057, 18652), (2114, 9326), (4228, 4663)]