18698931

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{10037}}^1$

素因数の和:10072

約数の個数: 20

約数和(自身を含む): 29150352

約数和(自身を除く): 10451421

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 10037, 30111, 90333, 230851, 270999, 692553, 812997, 2077659, 6232977, 18698931]

約数ペア:

[(1, 18698931), (3, 6232977), (9, 2077659), (23, 812997), (27, 692553), (69, 270999), (81, 230851), (207, 90333), (621, 30111), (1863, 10037)]