66940036

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{539839}}^1$

素因数の和:539874

約数の個数: 12

約数和(自身を含む): 120924160

約数和(自身を除く): 53984124

約数列:

[1, 2, 4, 31, 62, 124, 539839, 1079678, 2159356, 16735009, 33470018, 66940036]

約数ペア:

[(1, 66940036), (2, 33470018), (4, 16735009), (31, 2159356), (62, 1079678), (124, 539839)]