66722072

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{438961}}^1$

素因数の和:438986

約数の個数: 16

約数和(自身を含む): 131688600

約数和(自身を除く): 64966528

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 438961, 877922, 1755844, 3511688, 8340259, 16680518, 33361036, 66722072]

約数ペア:

[(1, 66722072), (2, 33361036), (4, 16680518), (8, 8340259), (19, 3511688), (38, 1755844), (76, 877922), (152, 438961)]