20258147

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{9679}}^1$

素因数の和:9722

約数の個数: 16

約数和(自身を含む): 26019840

約数和(自身を除く): 5761693

約数列:

[1, 7, 13, 23, 91, 161, 299, 2093, 9679, 67753, 125827, 222617, 880789, 1558319, 2894021, 20258147]

約数ペア:

[(1, 20258147), (7, 2894021), (13, 1558319), (23, 880789), (91, 222617), (161, 125827), (299, 67753), (2093, 9679)]