16237640

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{9901}}^1$

素因数の和:9953

約数の個数: 32

約数和(自身を含む): 37429560

約数和(自身を除く): 21191920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 9901, 19802, 39604, 49505, 79208, 99010, 198020, 396040, 405941, 811882, 1623764, 2029705, 3247528, 4059410, 8118820, 16237640]

約数ペア:

[(1, 16237640), (2, 8118820), (4, 4059410), (5, 3247528), (8, 2029705), (10, 1623764), (20, 811882), (40, 405941), (41, 396040), (82, 198020), (164, 99010), (205, 79208), (328, 49505), (410, 39604), (820, 19802), (1640, 9901)]