18408010

素因数分解:

$2^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{4271}}^1$

素因数の和:4709

約数の個数: 16

約数和(自身を含む): 33219072

約数和(自身を除く): 14811062

約数列:

[1, 2, 5, 10, 431, 862, 2155, 4271, 4310, 8542, 21355, 42710, 1840801, 3681602, 9204005, 18408010]

約数ペア:

[(1, 18408010), (2, 9204005), (5, 3681602), (10, 1840801), (431, 42710), (862, 21355), (2155, 8542), (4271, 4310)]