2019369709

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1\times {\mathrm{28571}}^1$

素因数の和:29040

約数の個数: 16

約数和(自身を含む): 2413762560

約数和(自身を除く): 394392851

約数列:

[1, 7, 23, 161, 439, 3073, 10097, 28571, 70679, 199997, 657133, 4599931, 12542669, 87798683, 288481387, 2019369709]

約数ペア:

[(1, 2019369709), (7, 288481387), (23, 87798683), (161, 12542669), (439, 4599931), (3073, 657133), (10097, 199997), (28571, 70679)]