20137577474

素因数分解:

$2^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{6450217}}^1$

素因数の和:6450449

約数の個数: 16

約数和(自身を含む): 34676371968

約数和(自身を除く): 14538794494

約数列:

[1, 2, 7, 14, 223, 446, 1561, 3122, 6450217, 12900434, 45151519, 90303038, 1438398391, 2876796782, 10068788737, 20137577474]

約数ペア:

[(1, 20137577474), (2, 10068788737), (7, 2876796782), (14, 1438398391), (223, 90303038), (446, 45151519), (1561, 12900434), (3122, 6450217)]