20145663212

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{739}}^1\times {\mathrm{67477}}^1$

素因数の和:68321

約数の個数: 24

約数和(自身を含む): 35652676080

約数和(自身を除く): 15507012868

約数列:

[1, 2, 4, 101, 202, 404, 739, 1478, 2956, 67477, 74639, 134954, 149278, 269908, 298556, 6815177, 13630354, 27260708, 49865503, 99731006, 199462012, 5036415803, 10072831606, 20145663212]

約数ペア:

[(1, 20145663212), (2, 10072831606), (4, 5036415803), (101, 199462012), (202, 99731006), (404, 49865503), (739, 27260708), (1478, 13630354), (2956, 6815177), (67477, 298556), (74639, 269908), (134954, 149278)]