16214680

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{9887}}^1$

素因数の和:9939

約数の個数: 32

約数和(自身を含む): 37376640

約数和(自身を除く): 21161960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 9887, 19774, 39548, 49435, 79096, 98870, 197740, 395480, 405367, 810734, 1621468, 2026835, 3242936, 4053670, 8107340, 16214680]

約数ペア:

[(1, 16214680), (2, 8107340), (4, 4053670), (5, 3242936), (8, 2026835), (10, 1621468), (20, 810734), (40, 405367), (41, 395480), (82, 197740), (164, 98870), (205, 79096), (328, 49435), (410, 39548), (820, 19774), (1640, 9887)]