20145128816

素因数分解:

$2^4\times {\mathrm{11551}}^1\times {\mathrm{109001}}^1$

素因数の和:120560

約数の個数: 20

約数和(自身を含む): 39034924224

約数和(自身を除く): 18889795408

約数列:

[1, 2, 4, 8, 16, 11551, 23102, 46204, 92408, 109001, 184816, 218002, 436004, 872008, 1744016, 1259070551, 2518141102, 5036282204, 10072564408, 20145128816]

約数ペア:

[(1, 20145128816), (2, 10072564408), (4, 5036282204), (8, 2518141102), (16, 1259070551), (11551, 1744016), (23102, 872008), (46204, 436004), (92408, 218002), (109001, 184816)]