19799835

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{10909}}^1$

素因数の和:10939

約数の個数: 24

約数和(自身を含む): 34824720

約数和(自身を除く): 15024885

約数列:

[1, 3, 5, 11, 15, 33, 55, 121, 165, 363, 605, 1815, 10909, 32727, 54545, 119999, 163635, 359997, 599995, 1319989, 1799985, 3959967, 6599945, 19799835]

約数ペア:

[(1, 19799835), (3, 6599945), (5, 3959967), (11, 1799985), (15, 1319989), (33, 599995), (55, 359997), (121, 163635), (165, 119999), (363, 54545), (605, 32727), (1815, 10909)]