20402283

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{21319}}^1$

素因数の和:21362

約数の個数: 16

約数和(自身を含む): 30700800

約数和(自身を除く): 10298517

約数列:

[1, 3, 11, 29, 33, 87, 319, 957, 21319, 63957, 234509, 618251, 703527, 1854753, 6800761, 20402283]

約数ペア:

[(1, 20402283), (3, 6800761), (11, 1854753), (29, 703527), (33, 618251), (87, 234509), (319, 63957), (957, 21319)]