16903840

素因数分解:

$2^5\times 5^1\times {\mathrm{105649}}^1$

素因数の和:105664

約数の個数: 24

約数和(自身を含む): 39935700

約数和(自身を除く): 23031860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 105649, 211298, 422596, 528245, 845192, 1056490, 1690384, 2112980, 3380768, 4225960, 8451920, 16903840]

約数ペア:

[(1, 16903840), (2, 8451920), (4, 4225960), (5, 3380768), (8, 2112980), (10, 1690384), (16, 1056490), (20, 845192), (32, 528245), (40, 422596), (80, 211298), (160, 105649)]