20968022012

素因数分解:

$2^2\times 7^1\times {\mathrm{881}}^1\times {\mathrm{850009}}^1$

素因数の和:850901

約数の個数: 24

約数和(自身を含む): 41983693920

約数和(自身を除く): 21015671908

約数列:

[1, 2, 4, 7, 14, 28, 881, 1762, 3524, 6167, 12334, 24668, 850009, 1700018, 3400036, 5950063, 11900126, 23800252, 748857929, 1497715858, 2995431716, 5242005503, 10484011006, 20968022012]

約数ペア:

[(1, 20968022012), (2, 10484011006), (4, 5242005503), (7, 2995431716), (14, 1497715858), (28, 748857929), (881, 23800252), (1762, 11900126), (3524, 5950063), (6167, 3400036), (12334, 1700018), (24668, 850009)]