20121016330

素因数分解:

$2^1\times 5^1\times {\mathrm{21391}}^1\times {\mathrm{94063}}^1$

素因数の和:115461

約数の個数: 16

約数和(自身を含む): 36219907584

約数和(自身を除く): 16098891254

約数列:

[1, 2, 5, 10, 21391, 42782, 94063, 106955, 188126, 213910, 470315, 940630, 2012101633, 4024203266, 10060508165, 20121016330]

約数ペア:

[(1, 20121016330), (2, 10060508165), (5, 4024203266), (10, 2012101633), (21391, 940630), (42782, 470315), (94063, 213910), (106955, 188126)]