131850728

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{20173}}^1$

素因数の和:20241

約数の個数: 32

約数和(自身を含む): 266296800

約数和(自身を除く): 134446072

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 152, 172, 344, 817, 1634, 3268, 6536, 20173, 40346, 80692, 161384, 383287, 766574, 867439, 1533148, 1734878, 3066296, 3469756, 6939512, 16481341, 32962682, 65925364, 131850728]

約数ペア:

[(1, 131850728), (2, 65925364), (4, 32962682), (8, 16481341), (19, 6939512), (38, 3469756), (43, 3066296), (76, 1734878), (86, 1533148), (152, 867439), (172, 766574), (344, 383287), (817, 161384), (1634, 80692), (3268, 40346), (6536, 20173)]