18132740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{39419}}^1$

素因数の和:39451

約数の個数: 24

約数和(自身を含む): 39735360

約数和(自身を除く): 21602620

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 39419, 78838, 157676, 197095, 394190, 788380, 906637, 1813274, 3626548, 4533185, 9066370, 18132740]

約数ペア:

[(1, 18132740), (2, 9066370), (4, 4533185), (5, 3626548), (10, 1813274), (20, 906637), (23, 788380), (46, 394190), (92, 197095), (115, 157676), (230, 78838), (460, 39419)]