20757562

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:151

約数の個数: 48

約数和(自身を含む): 38630592

約数和(自身を除く): 17873030

約数列:

[1, 2, 7, 14, 29, 41, 43, 58, 82, 86, 203, 287, 301, 406, 574, 602, 841, 1189, 1247, 1682, 1763, 2378, 2494, 3526, 5887, 8323, 8729, 11774, 12341, 16646, 17458, 24682, 34481, 36163, 51127, 68962, 72326, 102254, 241367, 253141, 357889, 482734, 506282, 715778, 1482683, 2965366, 10378781, 20757562]

約数ペア:

[(1, 20757562), (2, 10378781), (7, 2965366), (14, 1482683), (29, 715778), (41, 506282), (43, 482734), (58, 357889), (82, 253141), (86, 241367), (203, 102254), (287, 72326), (301, 68962), (406, 51127), (574, 36163), (602, 34481), (841, 24682), (1189, 17458), (1247, 16646), (1682, 12341), (1763, 11774), (2378, 8729), (2494, 8323), (3526, 5887)]