20007721244

素因数分解:

$2^2\times 7^1\times {\mathrm{6947}}^1\times {\mathrm{102859}}^1$

素因数の和:109817

約数の個数: 24

約数和(自身を含む): 40021591680

約数和(自身を除く): 20013870436

約数列:

[1, 2, 4, 7, 14, 28, 6947, 13894, 27788, 48629, 97258, 102859, 194516, 205718, 411436, 720013, 1440026, 2880052, 714561473, 1429122946, 2858245892, 5001930311, 10003860622, 20007721244]

約数ペア:

[(1, 20007721244), (2, 10003860622), (4, 5001930311), (7, 2858245892), (14, 1429122946), (28, 714561473), (6947, 2880052), (13894, 1440026), (27788, 720013), (48629, 411436), (97258, 205718), (102859, 194516)]