42920176

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{206347}}^1$

素因数の和:206368

約数の個数: 20

約数和(自身を含む): 89555032

約数和(自身を除く): 46634856

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 206347, 412694, 825388, 1650776, 2682511, 3301552, 5365022, 10730044, 21460088, 42920176]

約数ペア:

[(1, 42920176), (2, 21460088), (4, 10730044), (8, 5365022), (13, 3301552), (16, 2682511), (26, 1650776), (52, 825388), (104, 412694), (208, 206347)]