20173778312

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{896453}}^1$

素因数の和:896585

約数の個数: 32

約数和(自身を含む): 39533621400

約数和(自身を除く): 19359843088

約数列:

[1, 2, 4, 8, 29, 58, 97, 116, 194, 232, 388, 776, 2813, 5626, 11252, 22504, 896453, 1792906, 3585812, 7171624, 25997137, 51994274, 86955941, 103988548, 173911882, 207977096, 347823764, 695647528, 2521722289, 5043444578, 10086889156, 20173778312]

約数ペア:

[(1, 20173778312), (2, 10086889156), (4, 5043444578), (8, 2521722289), (29, 695647528), (58, 347823764), (97, 207977096), (116, 173911882), (194, 103988548), (232, 86955941), (388, 51994274), (776, 25997137), (2813, 7171624), (5626, 3585812), (11252, 1792906), (22504, 896453)]