20907645

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{126713}}^1$

素因数の和:126732

約数の個数: 16

約数和(自身を含む): 36493632

約数和(自身を除く): 15585987

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 126713, 380139, 633565, 1393843, 1900695, 4181529, 6969215, 20907645]

約数ペア:

[(1, 20907645), (3, 6969215), (5, 4181529), (11, 1900695), (15, 1393843), (33, 633565), (55, 380139), (165, 126713)]