20326428

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29717}}^1$

素因数の和:29746

約数の個数: 36

約数和(自身を含む): 54086760

約数和(自身を除く): 33760332

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 29717, 59434, 89151, 118868, 178302, 267453, 356604, 534906, 564623, 1069812, 1129246, 1693869, 2258492, 3387738, 5081607, 6775476, 10163214, 20326428]

約数ペア:

[(1, 20326428), (2, 10163214), (3, 6775476), (4, 5081607), (6, 3387738), (9, 2258492), (12, 1693869), (18, 1129246), (19, 1069812), (36, 564623), (38, 534906), (57, 356604), (76, 267453), (114, 178302), (171, 118868), (228, 89151), (342, 59434), (684, 29717)]