19498294

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{1951}}^1$

素因数の和:2235

約数の個数: 16

約数和(自身を含む): 30919680

約数和(自身を除く): 11421386

約数列:

[1, 2, 19, 38, 263, 526, 1951, 3902, 4997, 9994, 37069, 74138, 513113, 1026226, 9749147, 19498294]

約数ペア:

[(1, 19498294), (2, 9749147), (19, 1026226), (38, 513113), (263, 74138), (526, 37069), (1951, 9994), (3902, 4997)]