20123966382

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{257999569}}^1$

素因数の和:257999587

約数の個数: 16

約数和(自身を含む): 43343927760

約数和(自身を除く): 23219961378

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 257999569, 515999138, 773998707, 1547997414, 3353994397, 6707988794, 10061983191, 20123966382]

約数ペア:

[(1, 20123966382), (2, 10061983191), (3, 6707988794), (6, 3353994397), (13, 1547997414), (26, 773998707), (39, 515999138), (78, 257999569)]