17881188

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1381}}^1$

素因数の和:1484

約数の個数: 48

約数和(自身を含む): 45506496

約数和(自身を除く): 27625308

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 83, 156, 166, 249, 332, 498, 996, 1079, 1381, 2158, 2762, 3237, 4143, 4316, 5524, 6474, 8286, 12948, 16572, 17953, 35906, 53859, 71812, 107718, 114623, 215436, 229246, 343869, 458492, 687738, 1375476, 1490099, 2980198, 4470297, 5960396, 8940594, 17881188]

約数ペア:

[(1, 17881188), (2, 8940594), (3, 5960396), (4, 4470297), (6, 2980198), (12, 1490099), (13, 1375476), (26, 687738), (39, 458492), (52, 343869), (78, 229246), (83, 215436), (156, 114623), (166, 107718), (249, 71812), (332, 53859), (498, 35906), (996, 17953), (1079, 16572), (1381, 12948), (2158, 8286), (2762, 6474), (3237, 5524), (4143, 4316)]