2019580619

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1013}}^1$

素因数の和:1140

約数の個数: 48

約数和(自身を含む): 2580102720

約数和(自身を除く): 560522101

約数列:

[1, 7, 23, 29, 49, 61, 161, 203, 427, 667, 1013, 1127, 1403, 1421, 1769, 2989, 4669, 7091, 9821, 12383, 23299, 29377, 32683, 40687, 49637, 61793, 68747, 86681, 163093, 205639, 284809, 432551, 675671, 1141651, 1421239, 1439473, 1791997, 1993663, 3027857, 4729697, 9948673, 12543979, 33107879, 41215931, 69640711, 87807853, 288511517, 2019580619]

約数ペア:

[(1, 2019580619), (7, 288511517), (23, 87807853), (29, 69640711), (49, 41215931), (61, 33107879), (161, 12543979), (203, 9948673), (427, 4729697), (667, 3027857), (1013, 1993663), (1127, 1791997), (1403, 1439473), (1421, 1421239), (1769, 1141651), (2989, 675671), (4669, 432551), (7091, 284809), (9821, 205639), (12383, 163093), (23299, 86681), (29377, 68747), (32683, 61793), (40687, 49637)]