20204690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{2213}}^1$

素因数の和:2314

約数の個数: 32

約数和(自身を含む): 40170816

約数和(自身を除く): 19966126

約数列:

[1, 2, 5, 10, 11, 22, 55, 83, 110, 166, 415, 830, 913, 1826, 2213, 4426, 4565, 9130, 11065, 22130, 24343, 48686, 121715, 183679, 243430, 367358, 918395, 1836790, 2020469, 4040938, 10102345, 20204690]

約数ペア:

[(1, 20204690), (2, 10102345), (5, 4040938), (10, 2020469), (11, 1836790), (22, 918395), (55, 367358), (83, 243430), (110, 183679), (166, 121715), (415, 48686), (830, 24343), (913, 22130), (1826, 11065), (2213, 9130), (4426, 4565)]