20389896

素因数分解:

$2^3\times 3^2\times {\mathrm{283193}}^1$

素因数の和:283205

約数の個数: 24

約数和(自身を含む): 55222830

約数和(自身を除く): 34832934

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 283193, 566386, 849579, 1132772, 1699158, 2265544, 2548737, 3398316, 5097474, 6796632, 10194948, 20389896]

約数ペア:

[(1, 20389896), (2, 10194948), (3, 6796632), (4, 5097474), (6, 3398316), (8, 2548737), (9, 2265544), (12, 1699158), (18, 1132772), (24, 849579), (36, 566386), (72, 283193)]