81068972

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{26017}}^1$

素因数の和:26081

約数の個数: 24

約数和(自身を含む): 152985840

約数和(自身を除く): 71916868

約数列:

[1, 2, 4, 19, 38, 41, 76, 82, 164, 779, 1558, 3116, 26017, 52034, 104068, 494323, 988646, 1066697, 1977292, 2133394, 4266788, 20267243, 40534486, 81068972]

約数ペア:

[(1, 81068972), (2, 40534486), (4, 20267243), (19, 4266788), (38, 2133394), (41, 1977292), (76, 1066697), (82, 988646), (164, 494323), (779, 104068), (1558, 52034), (3116, 26017)]