20443730

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{24631}}^1$

素因数の和:24721

約数の個数: 16

約数和(自身を含む): 37243584

約数和(自身を除く): 16799854

約数列:

[1, 2, 5, 10, 83, 166, 415, 830, 24631, 49262, 123155, 246310, 2044373, 4088746, 10221865, 20443730]

約数ペア:

[(1, 20443730), (2, 10221865), (5, 4088746), (10, 2044373), (83, 246310), (166, 123155), (415, 49262), (830, 24631)]