20947088

素因数分解:

$2^4\times {\mathrm{229}}^1\times {\mathrm{5717}}^1$

素因数の和:5954

約数の個数: 20

約数和(自身を含む): 40769340

約数和(自身を除く): 19822252

約数列:

[1, 2, 4, 8, 16, 229, 458, 916, 1832, 3664, 5717, 11434, 22868, 45736, 91472, 1309193, 2618386, 5236772, 10473544, 20947088]

約数ペア:

[(1, 20947088), (2, 10473544), (4, 5236772), (8, 2618386), (16, 1309193), (229, 91472), (458, 45736), (916, 22868), (1832, 11434), (3664, 5717)]