12457508

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{4999}}^1$

素因数の和:5099

約数の個数: 24

約数和(自身を含む): 25200000

約数和(自身を除く): 12742492

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 623, 1246, 2492, 4999, 9998, 19996, 34993, 69986, 139972, 444911, 889822, 1779644, 3114377, 6228754, 12457508]

約数ペア:

[(1, 12457508), (2, 6228754), (4, 3114377), (7, 1779644), (14, 889822), (28, 444911), (89, 139972), (178, 69986), (356, 34993), (623, 19996), (1246, 9998), (2492, 4999)]