2156786038

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{387493}}^1$

素因数の和:387540

約数の個数: 24

約数和(自身を含む): 3710642544

約数和(自身を除く): 1553856506

約数列:

[1, 2, 11, 22, 23, 46, 121, 242, 253, 506, 2783, 5566, 387493, 774986, 4262423, 8524846, 8912339, 17824678, 46886653, 93773306, 98035729, 196071458, 1078393019, 2156786038]

約数ペア:

[(1, 2156786038), (2, 1078393019), (11, 196071458), (22, 98035729), (23, 93773306), (46, 46886653), (121, 17824678), (242, 8912339), (253, 8524846), (506, 4262423), (2783, 774986), (5566, 387493)]