38995894

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{691}}^1$

素因数の和:868

約数の個数: 32

約数和(自身を含む): 69753600

約数和(自身を除く): 30757706

約数列:

[1, 2, 7, 14, 29, 58, 139, 203, 278, 406, 691, 973, 1382, 1946, 4031, 4837, 8062, 9674, 20039, 28217, 40078, 56434, 96049, 140273, 192098, 280546, 672343, 1344686, 2785421, 5570842, 19497947, 38995894]

約数ペア:

[(1, 38995894), (2, 19497947), (7, 5570842), (14, 2785421), (29, 1344686), (58, 672343), (139, 280546), (203, 192098), (278, 140273), (406, 96049), (691, 56434), (973, 40078), (1382, 28217), (1946, 20039), (4031, 9674), (4837, 8062)]