20123694708

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{128998043}}^1$

素因数の和:128998063

約数の個数: 24

約数和(自身を含む): 50567233248

約数和(自身を除く): 30443538540

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 128998043, 257996086, 386994129, 515992172, 773988258, 1547976516, 1676974559, 3353949118, 5030923677, 6707898236, 10061847354, 20123694708]

約数ペア:

[(1, 20123694708), (2, 10061847354), (3, 6707898236), (4, 5030923677), (6, 3353949118), (12, 1676974559), (13, 1547976516), (26, 773988258), (39, 515992172), (52, 386994129), (78, 257996086), (156, 128998043)]