20845814

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{8693}}^1$

素因数の和:8815

約数の個数: 16

約数和(自身を含む): 34428240

約数和(自身を除く): 13582426

約数列:

[1, 2, 11, 22, 109, 218, 1199, 2398, 8693, 17386, 95623, 191246, 947537, 1895074, 10422907, 20845814]

約数ペア:

[(1, 20845814), (2, 10422907), (11, 1895074), (22, 947537), (109, 191246), (218, 95623), (1199, 17386), (2398, 8693)]