20661588

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{10069}}^1$

素因数の和:10101

約数の個数: 48

約数和(自身を含む): 56392000

約数和(自身を除く): 35730412

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 684, 1026, 2052, 10069, 20138, 30207, 40276, 60414, 90621, 120828, 181242, 191311, 271863, 362484, 382622, 543726, 573933, 765244, 1087452, 1147866, 1721799, 2295732, 3443598, 5165397, 6887196, 10330794, 20661588]

約数ペア:

[(1, 20661588), (2, 10330794), (3, 6887196), (4, 5165397), (6, 3443598), (9, 2295732), (12, 1721799), (18, 1147866), (19, 1087452), (27, 765244), (36, 573933), (38, 543726), (54, 382622), (57, 362484), (76, 271863), (108, 191311), (114, 181242), (171, 120828), (228, 90621), (342, 60414), (513, 40276), (684, 30207), (1026, 20138), (2052, 10069)]