15986090

素因数分解:

$2^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{5689}}^1$

素因数の和:5977

約数の個数: 16

約数和(自身を含む): 28882440

約数和(自身を除く): 12896350

約数列:

[1, 2, 5, 10, 281, 562, 1405, 2810, 5689, 11378, 28445, 56890, 1598609, 3197218, 7993045, 15986090]

約数ペア:

[(1, 15986090), (2, 7993045), (5, 3197218), (10, 1598609), (281, 56890), (562, 28445), (1405, 11378), (2810, 5689)]