20492931

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{37}}^1\times {\mathrm{349}}^1$

素因数の和:435

約数の個数: 24

約数和(自身を含む): 29419600

約数和(自身を除く): 8926669

約数列:

[1, 3, 23, 37, 69, 111, 349, 529, 851, 1047, 1587, 2553, 8027, 12913, 19573, 24081, 38739, 58719, 184621, 296999, 553863, 890997, 6830977, 20492931]

約数ペア:

[(1, 20492931), (3, 6830977), (23, 890997), (37, 553863), (69, 296999), (111, 184621), (349, 58719), (529, 38739), (851, 24081), (1047, 19573), (1587, 12913), (2553, 8027)]