638048432

素因数分解:

$2^4\times 7^1\times {\mathrm{5696861}}^1$

素因数の和:5696876

約数の個数: 20

約数和(自身を含む): 1412821776

約数和(自身を除く): 774773344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 5696861, 11393722, 22787444, 39878027, 45574888, 79756054, 91149776, 159512108, 319024216, 638048432]

約数ペア:

[(1, 638048432), (2, 319024216), (4, 159512108), (7, 91149776), (8, 79756054), (14, 45574888), (16, 39878027), (28, 22787444), (56, 11393722), (112, 5696861)]