18270740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{39719}}^1$

素因数の和:39751

約数の個数: 24

約数和(自身を含む): 40037760

約数和(自身を除く): 21767020

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 39719, 79438, 158876, 198595, 397190, 794380, 913537, 1827074, 3654148, 4567685, 9135370, 18270740]

約数ペア:

[(1, 18270740), (2, 9135370), (4, 4567685), (5, 3654148), (10, 1827074), (20, 913537), (23, 794380), (46, 397190), (92, 198595), (115, 158876), (230, 79438), (460, 39719)]