19316589

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{1093}}^1$

素因数の和:1276

約数の個数: 16

約数和(自身を含む): 26571072

約数和(自身を除く): 7254483

約数列:

[1, 3, 43, 129, 137, 411, 1093, 3279, 5891, 17673, 46999, 140997, 149741, 449223, 6438863, 19316589]

約数ペア:

[(1, 19316589), (3, 6438863), (43, 449223), (129, 149741), (137, 140997), (411, 46999), (1093, 17673), (3279, 5891)]