517967216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{2490227}}^1$

素因数の和:2490248

約数の個数: 20

約数和(自身を含む): 1080758952

約数和(自身を除く): 562791736

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 2490227, 4980454, 9960908, 19921816, 32372951, 39843632, 64745902, 129491804, 258983608, 517967216]

約数ペア:

[(1, 517967216), (2, 258983608), (4, 129491804), (8, 64745902), (13, 39843632), (16, 32372951), (26, 19921816), (52, 9960908), (104, 4980454), (208, 2490227)]