20066535

素因数分解:

$3^4\times 5^1\times {\mathrm{49547}}^1$

素因数の和:49564

約数の個数: 20

約数和(自身を含む): 35971848

約数和(自身を除く): 15905313

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 49547, 148641, 247735, 445923, 743205, 1337769, 2229615, 4013307, 6688845, 20066535]

約数ペア:

[(1, 20066535), (3, 6688845), (5, 4013307), (9, 2229615), (15, 1337769), (27, 743205), (45, 445923), (81, 247735), (135, 148641), (405, 49547)]