20402992

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{75011}}^1$

素因数の和:75036

約数の個数: 20

約数和(自身を含む): 41856696

約数和(自身を除く): 21453704

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 75011, 150022, 300044, 600088, 1200176, 1275187, 2550374, 5100748, 10201496, 20402992]

約数ペア:

[(1, 20402992), (2, 10201496), (4, 5100748), (8, 2550374), (16, 1275187), (17, 1200176), (34, 600088), (68, 300044), (136, 150022), (272, 75011)]