18057895

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{821}}^1$

素因数の和:962

約数の個数: 16

約数和(自身を含む): 22371552

約数和(自身を除く): 4313657

約数列:

[1, 5, 53, 83, 265, 415, 821, 4105, 4399, 21995, 43513, 68143, 217565, 340715, 3611579, 18057895]

約数ペア:

[(1, 18057895), (5, 3611579), (53, 340715), (83, 217565), (265, 68143), (415, 43513), (821, 21995), (4105, 4399)]