20008902285

素因数分解:

$3^4\times 5^1\times {\mathrm{49404697}}^1$

素因数の和:49404714

約数の個数: 20

約数和(自身を含む): 35867810748

約数和(自身を除く): 15858908463

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 49404697, 148214091, 247023485, 444642273, 741070455, 1333926819, 2223211365, 4001780457, 6669634095, 20008902285]

約数ペア:

[(1, 20008902285), (3, 6669634095), (5, 4001780457), (9, 2223211365), (15, 1333926819), (27, 741070455), (45, 444642273), (81, 247023485), (135, 148214091), (405, 49404697)]