12800944

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61543}}^1$

素因数の和:61564

約数の個数: 20

約数和(自身を含む): 26710096

約数和(自身を除く): 13909152

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 61543, 123086, 246172, 492344, 800059, 984688, 1600118, 3200236, 6400472, 12800944]

約数ペア:

[(1, 12800944), (2, 6400472), (4, 3200236), (8, 1600118), (13, 984688), (16, 800059), (26, 492344), (52, 246172), (104, 123086), (208, 61543)]