20528097405

素因数分解:

$3^1\times 5^1\times {\mathrm{1579}}^1\times {\mathrm{866713}}^1$

素因数の和:868300

約数の個数: 16

約数和(自身を含む): 32865794880

約数和(自身を除く): 12337697475

約数列:

[1, 3, 5, 15, 1579, 4737, 7895, 23685, 866713, 2600139, 4333565, 13000695, 1368539827, 4105619481, 6842699135, 20528097405]

約数ペア:

[(1, 20528097405), (3, 6842699135), (5, 4105619481), (15, 1368539827), (1579, 13000695), (4737, 4333565), (7895, 2600139), (23685, 866713)]