20067345

素因数分解:

$3^4\times 5^1\times {\mathrm{49549}}^1$

素因数の和:49566

約数の個数: 20

約数和(自身を含む): 35973300

約数和(自身を除く): 15905955

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 49549, 148647, 247745, 445941, 743235, 1337823, 2229705, 4013469, 6689115, 20067345]

約数ペア:

[(1, 20067345), (3, 6689115), (5, 4013469), (9, 2229705), (15, 1337823), (27, 743235), (45, 445941), (81, 247745), (135, 148647), (405, 49549)]