20187019730

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{87769651}}^1$

素因数の和:87769681

約数の個数: 16

約数和(自身を含む): 37916489664

約数和(自身を除く): 17729469934

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 87769651, 175539302, 438848255, 877696510, 2018701973, 4037403946, 10093509865, 20187019730]

約数ペア:

[(1, 20187019730), (2, 10093509865), (5, 4037403946), (10, 2018701973), (23, 877696510), (46, 438848255), (115, 175539302), (230, 87769651)]