19191445

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{42179}}^1$

素因数の和:42204

約数の個数: 16

約数和(自身を含む): 28344960

約数和(自身を除く): 9153515

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 42179, 210895, 295253, 548327, 1476265, 2741635, 3838289, 19191445]

約数ペア:

[(1, 19191445), (5, 3838289), (7, 2741635), (13, 1476265), (35, 548327), (65, 295253), (91, 210895), (455, 42179)]