18367340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{39929}}^1$

素因数の和:39961

約数の個数: 24

約数和(自身を含む): 40249440

約数和(自身を除く): 21882100

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 39929, 79858, 159716, 199645, 399290, 798580, 918367, 1836734, 3673468, 4591835, 9183670, 18367340]

約数ペア:

[(1, 18367340), (2, 9183670), (4, 4591835), (5, 3673468), (10, 1836734), (20, 918367), (23, 798580), (46, 399290), (92, 199645), (115, 159716), (230, 79858), (460, 39929)]