20650833

素因数分解:

$3^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{1811}}^1$

素因数の和:2005

約数の個数: 24

約数和(自身を含む): 34297536

約数和(自身を除く): 13646703

約数列:

[1, 3, 7, 9, 21, 63, 181, 543, 1267, 1629, 1811, 3801, 5433, 11403, 12677, 16299, 38031, 114093, 327791, 983373, 2294537, 2950119, 6883611, 20650833]

約数ペア:

[(1, 20650833), (3, 6883611), (7, 2950119), (9, 2294537), (21, 983373), (63, 327791), (181, 114093), (543, 38031), (1267, 16299), (1629, 12677), (1811, 11403), (3801, 5433)]