20121017026

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2143}}^1\times {\mathrm{6011}}^1$

素因数の和:8238

約数の個数: 32

約数和(自身を含む): 33410174976

約数和(自身を除く): 13289157950

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 2143, 4286, 6011, 12022, 23573, 47146, 66121, 132242, 152153, 304306, 426781, 853562, 1673683, 3347366, 4694591, 9389182, 12881573, 25763146, 141697303, 283394606, 914591683, 1829183366, 10060508513, 20121017026]

約数ペア:

[(1, 20121017026), (2, 10060508513), (11, 1829183366), (22, 914591683), (71, 283394606), (142, 141697303), (781, 25763146), (1562, 12881573), (2143, 9389182), (4286, 4694591), (6011, 3347366), (12022, 1673683), (23573, 853562), (47146, 426781), (66121, 304306), (132242, 152153)]