2018800016

素因数分解:

$2^4\times {\mathrm{12541}}^1\times {\mathrm{10061}}^1$

素因数の和:22610

約数の個数: 20

約数和(自身を含む): 3912125724

約数和(自身を除く): 1893325708

約数列:

[1, 2, 4, 8, 16, 10061, 12541, 20122, 25082, 40244, 50164, 80488, 100328, 160976, 200656, 126175001, 252350002, 504700004, 1009400008, 2018800016]

約数ペア:

[(1, 2018800016), (2, 1009400008), (4, 504700004), (8, 252350002), (16, 126175001), (10061, 200656), (12541, 160976), (20122, 100328), (25082, 80488), (40244, 50164)]