18664922

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:286

約数の個数: 32

約数和(自身を含む): 30481920

約数和(自身を除く): 11816998

約数列:

[1, 2, 29, 41, 47, 58, 82, 94, 167, 334, 1189, 1363, 1927, 2378, 2726, 3854, 4843, 6847, 7849, 9686, 13694, 15698, 55883, 111766, 198563, 227621, 321809, 397126, 455242, 643618, 9332461, 18664922]

約数ペア:

[(1, 18664922), (2, 9332461), (29, 643618), (41, 455242), (47, 397126), (58, 321809), (82, 227621), (94, 198563), (167, 111766), (334, 55883), (1189, 15698), (1363, 13694), (1927, 9686), (2378, 7849), (2726, 6847), (3854, 4843)]