19969653

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{463}}^1\times {\mathrm{1307}}^1$

素因数の和:1784

約数の個数: 16

約数和(自身を含む): 29131776

約数和(自身を除く): 9162123

約数列:

[1, 3, 11, 33, 463, 1307, 1389, 3921, 5093, 14377, 15279, 43131, 605141, 1815423, 6656551, 19969653]

約数ペア:

[(1, 19969653), (3, 6656551), (11, 1815423), (33, 605141), (463, 43131), (1307, 15279), (1389, 14377), (3921, 5093)]