20392713

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{7103}}^1$

素因数の和:7149

約数の個数: 24

約数和(自身を含む): 33246720

約数和(自身を除く): 12854007

約数列:

[1, 3, 9, 11, 29, 33, 87, 99, 261, 319, 957, 2871, 7103, 21309, 63927, 78133, 205987, 234399, 617961, 703197, 1853883, 2265857, 6797571, 20392713]

約数ペア:

[(1, 20392713), (3, 6797571), (9, 2265857), (11, 1853883), (29, 703197), (33, 617961), (87, 234399), (99, 205987), (261, 78133), (319, 63927), (957, 21309), (2871, 7103)]