20053990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{182309}}^1$

素因数の和:182327

約数の個数: 16

約数和(自身を含む): 39378960

約数和(自身を除く): 19324970

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 182309, 364618, 911545, 1823090, 2005399, 4010798, 10026995, 20053990]

約数ペア:

[(1, 20053990), (2, 10026995), (5, 4010798), (10, 2005399), (11, 1823090), (22, 911545), (55, 364618), (110, 182309)]