19158185

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{643}}^1$

素因数の和:808

約数の個数: 16

約数和(自身を含む): 23647680

約数和(自身を除く): 4489495

約数列:

[1, 5, 59, 101, 295, 505, 643, 3215, 5959, 29795, 37937, 64943, 189685, 324715, 3831637, 19158185]

約数ペア:

[(1, 19158185), (5, 3831637), (59, 324715), (101, 189685), (295, 64943), (505, 37937), (643, 29795), (3215, 5959)]