20413030

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{9767}}^1$

素因数の和:9804

約数の個数: 32

約数和(自身を含む): 42197760

約数和(自身を除く): 21784730

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 9767, 19534, 48835, 97670, 107437, 185573, 214874, 371146, 537185, 927865, 1074370, 1855730, 2041303, 4082606, 10206515, 20413030]

約数ペア:

[(1, 20413030), (2, 10206515), (5, 4082606), (10, 2041303), (11, 1855730), (19, 1074370), (22, 927865), (38, 537185), (55, 371146), (95, 214874), (110, 185573), (190, 107437), (209, 97670), (418, 48835), (1045, 19534), (2090, 9767)]