20131119268

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{387136909}}^1$

素因数の和:387136926

約数の個数: 12

約数和(自身を含む): 37939417180

約数和(自身を除く): 17808297912

約数列:

[1, 2, 4, 13, 26, 52, 387136909, 774273818, 1548547636, 5032779817, 10065559634, 20131119268]

約数ペア:

[(1, 20131119268), (2, 10065559634), (4, 5032779817), (13, 1548547636), (26, 774273818), (52, 387136909)]