81979807946

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{461}}^1\times {\mathrm{4679747}}^1$

素因数の和:4680229

約数の個数: 16

約数和(自身を含む): 129722614560

約数和(自身を除く): 47742806614

約数列:

[1, 2, 19, 38, 461, 922, 8759, 17518, 4679747, 9359494, 88915193, 177830386, 2157363367, 4314726734, 40989903973, 81979807946]

約数ペア:

[(1, 81979807946), (2, 40989903973), (19, 4314726734), (38, 2157363367), (461, 177830386), (922, 88915193), (8759, 9359494), (17518, 4679747)]