40427608

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{388727}}^1$

素因数の和:388746

約数の個数: 16

約数和(自身を含む): 81632880

約数和(自身を除く): 41205272

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 388727, 777454, 1554908, 3109816, 5053451, 10106902, 20213804, 40427608]

約数ペア:

[(1, 40427608), (2, 20213804), (4, 10106902), (8, 5053451), (13, 3109816), (26, 1554908), (52, 777454), (104, 388727)]