18996909128

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{844157}}^1$

素因数の和:844289

約数の個数: 32

約数和(自身を含む): 37227367800

約数和(自身を除く): 18230458672

約数列:

[1, 2, 4, 8, 29, 58, 97, 116, 194, 232, 388, 776, 2813, 5626, 11252, 22504, 844157, 1688314, 3376628, 6753256, 24480553, 48961106, 81883229, 97922212, 163766458, 195844424, 327532916, 655065832, 2374613641, 4749227282, 9498454564, 18996909128]

約数ペア:

[(1, 18996909128), (2, 9498454564), (4, 4749227282), (8, 2374613641), (29, 655065832), (58, 327532916), (97, 195844424), (116, 163766458), (194, 97922212), (232, 81883229), (388, 48961106), (776, 24480553), (2813, 6753256), (5626, 3376628), (11252, 1688314), (22504, 844157)]