20577736

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1459}}^1$

素因数の和:1549

約数の個数: 32

約数和(自身を含む): 40471200

約数和(自身を除く): 19893464

約数列:

[1, 2, 4, 8, 41, 43, 82, 86, 164, 172, 328, 344, 1459, 1763, 2918, 3526, 5836, 7052, 11672, 14104, 59819, 62737, 119638, 125474, 239276, 250948, 478552, 501896, 2572217, 5144434, 10288868, 20577736]

約数ペア:

[(1, 20577736), (2, 10288868), (4, 5144434), (8, 2572217), (41, 501896), (43, 478552), (82, 250948), (86, 239276), (164, 125474), (172, 119638), (328, 62737), (344, 59819), (1459, 14104), (1763, 11672), (2918, 7052), (3526, 5836)]