2019423185

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{409}}^1\times {\mathrm{2053}}^1$

素因数の和:2517

約数の個数: 32

約数和(自身を含む): 2688110880

約数和(自身を除く): 668687695

約数列:

[1, 5, 13, 37, 65, 185, 409, 481, 2045, 2053, 2405, 5317, 10265, 15133, 26585, 26689, 75665, 75961, 133445, 196729, 379805, 839677, 983645, 987493, 4198385, 4937465, 10915801, 31068049, 54579005, 155340245, 403884637, 2019423185]

約数ペア:

[(1, 2019423185), (5, 403884637), (13, 155340245), (37, 54579005), (65, 31068049), (185, 10915801), (409, 4937465), (481, 4198385), (2045, 987493), (2053, 983645), (2405, 839677), (5317, 379805), (10265, 196729), (15133, 133445), (26585, 75961), (26689, 75665)]