2019980859

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{245471}}^1$

素因数の和:245698

約数の個数: 16

約数和(自身を含む): 2914243584

約数和(自身を除く): 894262725

約数列:

[1, 3, 13, 39, 211, 633, 2743, 8229, 245471, 736413, 3191123, 9573369, 51794381, 155383143, 673326953, 2019980859]

約数ペア:

[(1, 2019980859), (3, 673326953), (13, 155383143), (39, 51794381), (211, 9573369), (633, 3191123), (2743, 736413), (8229, 245471)]