20833146

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{10427}}^1$

素因数の和:10475

約数の個数: 32

約数和(自身を含む): 47551680

約数和(自身を除く): 26718534

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 111, 222, 333, 666, 999, 1998, 10427, 20854, 31281, 62562, 93843, 187686, 281529, 385799, 563058, 771598, 1157397, 2314794, 3472191, 6944382, 10416573, 20833146]

約数ペア:

[(1, 20833146), (2, 10416573), (3, 6944382), (6, 3472191), (9, 2314794), (18, 1157397), (27, 771598), (37, 563058), (54, 385799), (74, 281529), (111, 187686), (222, 93843), (333, 62562), (666, 31281), (999, 20854), (1998, 10427)]