20679975

素因数分解:

$3^3\times 5^2\times {\mathrm{30637}}^1$

素因数の和:30656

約数の個数: 24

約数和(自身を含む): 37991120

約数和(自身を除く): 17311145

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 30637, 91911, 153185, 275733, 459555, 765925, 827199, 1378665, 2297775, 4135995, 6893325, 20679975]

約数ペア:

[(1, 20679975), (3, 6893325), (5, 4135995), (9, 2297775), (15, 1378665), (25, 827199), (27, 765925), (45, 459555), (75, 275733), (135, 153185), (225, 91911), (675, 30637)]