63673220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{244897}}^1$

素因数の和:244919

約数の個数: 24

約数和(自身を含む): 144000024

約数和(自身を除く): 80326804

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 244897, 489794, 979588, 1224485, 2448970, 3183661, 4897940, 6367322, 12734644, 15918305, 31836610, 63673220]

約数ペア:

[(1, 63673220), (2, 31836610), (4, 15918305), (5, 12734644), (10, 6367322), (13, 4897940), (20, 3183661), (26, 2448970), (52, 1224485), (65, 979588), (130, 489794), (260, 244897)]