18329620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{39847}}^1$

素因数の和:39879

約数の個数: 24

約数和(自身を含む): 40166784

約数和(自身を除く): 21837164

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 39847, 79694, 159388, 199235, 398470, 796940, 916481, 1832962, 3665924, 4582405, 9164810, 18329620]

約数ペア:

[(1, 18329620), (2, 9164810), (4, 4582405), (5, 3665924), (10, 1832962), (20, 916481), (23, 796940), (46, 398470), (92, 199235), (115, 159388), (230, 79694), (460, 39847)]