19665393

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{20549}}^1$

素因数の和:20592

約数の個数: 16

約数和(自身を含む): 29592000

約数和(自身を除く): 9926607

約数列:

[1, 3, 11, 29, 33, 87, 319, 957, 20549, 61647, 226039, 595921, 678117, 1787763, 6555131, 19665393]

約数ペア:

[(1, 19665393), (3, 6555131), (11, 1787763), (29, 678117), (33, 595921), (87, 226039), (319, 61647), (957, 20549)]