20695730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{188143}}^1$

素因数の和:188161

約数の個数: 16

約数和(自身を含む): 40639104

約数和(自身を除く): 19943374

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 188143, 376286, 940715, 1881430, 2069573, 4139146, 10347865, 20695730]

約数ペア:

[(1, 20695730), (2, 10347865), (5, 4139146), (10, 2069573), (11, 1881430), (22, 940715), (55, 376286), (110, 188143)]