20118830

素因数分解:

$2^1\times 5^1\times {\mathrm{1321}}^1\times {\mathrm{1523}}^1$

素因数の和:2851

約数の個数: 16

約数和(自身を含む): 36265104

約数和(自身を除く): 16146274

約数列:

[1, 2, 5, 10, 1321, 1523, 2642, 3046, 6605, 7615, 13210, 15230, 2011883, 4023766, 10059415, 20118830]

約数ペア:

[(1, 20118830), (2, 10059415), (5, 4023766), (10, 2011883), (1321, 15230), (1523, 13210), (2642, 7615), (3046, 6605)]