820199316

素因数分解:

$2^2\times 3^1\times {\mathrm{977}}^1\times {\mathrm{69959}}^1$

素因数の和:70943

約数の個数: 24

約数和(自身を含む): 1915784640

約数和(自身を除く): 1095585324

約数列:

[1, 2, 3, 4, 6, 12, 977, 1954, 2931, 3908, 5862, 11724, 69959, 139918, 209877, 279836, 419754, 839508, 68349943, 136699886, 205049829, 273399772, 410099658, 820199316]

約数ペア:

[(1, 820199316), (2, 410099658), (3, 273399772), (4, 205049829), (6, 136699886), (12, 68349943), (977, 839508), (1954, 419754), (2931, 279836), (3908, 209877), (5862, 139918), (11724, 69959)]