20560635

素因数分解:

$3^4\times 5^1\times {\mathrm{50767}}^1$

素因数の和:50784

約数の個数: 20

約数和(自身を含む): 36857568

約数和(自身を除く): 16296933

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 50767, 152301, 253835, 456903, 761505, 1370709, 2284515, 4112127, 6853545, 20560635]

約数ペア:

[(1, 20560635), (3, 6853545), (5, 4112127), (9, 2284515), (15, 1370709), (27, 761505), (45, 456903), (81, 253835), (135, 152301), (405, 50767)]