189811288

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{331}}^1\times {\mathrm{1667}}^1$

素因数の和:2047

約数の個数: 32

約数和(自身を含む): 365492160

約数和(自身を除く): 175680872

約数列:

[1, 2, 4, 8, 43, 86, 172, 331, 344, 662, 1324, 1667, 2648, 3334, 6668, 13336, 14233, 28466, 56932, 71681, 113864, 143362, 286724, 551777, 573448, 1103554, 2207108, 4414216, 23726411, 47452822, 94905644, 189811288]

約数ペア:

[(1, 189811288), (2, 94905644), (4, 47452822), (8, 23726411), (43, 4414216), (86, 2207108), (172, 1103554), (331, 573448), (344, 551777), (662, 286724), (1324, 143362), (1667, 113864), (2648, 71681), (3334, 56932), (6668, 28466), (13336, 14233)]