1919715521

素因数分解:

${\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{21557}}^1$

素因数の和:21728

約数の個数: 16

約数和(自身を含む): 2086814400

約数和(自身を除く): 167098879

約数列:

[1, 19, 43, 109, 817, 2071, 4687, 21557, 89053, 409583, 926951, 2349713, 17612069, 44644547, 101037659, 1919715521]

約数ペア:

[(1, 1919715521), (19, 101037659), (43, 44644547), (109, 17612069), (817, 2349713), (2071, 926951), (4687, 409583), (21557, 89053)]