66991036

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{17989}}^1$

素因数の和:18026

約数の個数: 36

約数和(自身を含む): 143560200

約数和(自身を除く): 76569164

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 532, 931, 1862, 3724, 17989, 35978, 71956, 125923, 251846, 341791, 503692, 683582, 881461, 1367164, 1762922, 2392537, 3525844, 4785074, 9570148, 16747759, 33495518, 66991036]

約数ペア:

[(1, 66991036), (2, 33495518), (4, 16747759), (7, 9570148), (14, 4785074), (19, 3525844), (28, 2392537), (38, 1762922), (49, 1367164), (76, 881461), (98, 683582), (133, 503692), (196, 341791), (266, 251846), (532, 125923), (931, 71956), (1862, 35978), (3724, 17989)]