20256465

素因数分解:

$3^1\times 5^1\times {\mathrm{773}}^1\times {\mathrm{1747}}^1$

素因数の和:2528

約数の個数: 16

約数和(自身を含む): 32470848

約数和(自身を除く): 12214383

約数列:

[1, 3, 5, 15, 773, 1747, 2319, 3865, 5241, 8735, 11595, 26205, 1350431, 4051293, 6752155, 20256465]

約数ペア:

[(1, 20256465), (3, 6752155), (5, 4051293), (15, 1350431), (773, 26205), (1747, 11595), (2319, 8735), (3865, 5241)]