20179076530

素因数分解:

$2^1\times 5^1\times {\mathrm{31391}}^1\times {\mathrm{64283}}^1$

素因数の和:95681

約数の個数: 16

約数和(自身を含む): 36324059904

約数和(自身を除く): 16144983374

約数列:

[1, 2, 5, 10, 31391, 62782, 64283, 128566, 156955, 313910, 321415, 642830, 2017907653, 4035815306, 10089538265, 20179076530]

約数ペア:

[(1, 20179076530), (2, 10089538265), (5, 4035815306), (10, 2017907653), (31391, 642830), (62782, 321415), (64283, 313910), (128566, 156955)]