19995514471688

素因数分解:

$2^3\times 7^2\times {\mathrm{61}}^1\times {\mathrm{836212549}}^1$

素因数の和:836212630

約数の個数: 48

約数和(自身を含む): 44327627275500

約数和(自身を除く): 24332112803812

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 61, 98, 122, 196, 244, 392, 427, 488, 854, 1708, 2989, 3416, 5978, 11956, 23912, 836212549, 1672425098, 3344850196, 5853487843, 6689700392, 11706975686, 23413951372, 40974414901, 46827902744, 51008965489, 81948829802, 102017930978, 163897659604, 204035861956, 327795319208, 357062758423, 408071723912, 714125516846, 1428251033692, 2499439308961, 2856502067384, 4998878617922, 9997757235844, 19995514471688]

約数ペア:

[(1, 19995514471688), (2, 9997757235844), (4, 4998878617922), (7, 2856502067384), (8, 2499439308961), (14, 1428251033692), (28, 714125516846), (49, 408071723912), (56, 357062758423), (61, 327795319208), (98, 204035861956), (122, 163897659604), (196, 102017930978), (244, 81948829802), (392, 51008965489), (427, 46827902744), (488, 40974414901), (854, 23413951372), (1708, 11706975686), (2989, 6689700392), (3416, 5853487843), (5978, 3344850196), (11956, 1672425098), (23912, 836212549)]