20738079

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{45181}}^1$

素因数の和:45207

約数の個数: 16

約数和(自身を含む): 32531040

約数和(自身を除く): 11792961

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 45181, 135543, 406629, 768077, 1219887, 2304231, 6912693, 20738079]

約数ペア:

[(1, 20738079), (3, 6912693), (9, 2304231), (17, 1219887), (27, 768077), (51, 406629), (153, 135543), (459, 45181)]