18246820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{39667}}^1$

素因数の和:39699

約数の個数: 24

約数和(自身を含む): 39985344

約数和(自身を除く): 21738524

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 39667, 79334, 158668, 198335, 396670, 793340, 912341, 1824682, 3649364, 4561705, 9123410, 18246820]

約数ペア:

[(1, 18246820), (2, 9123410), (4, 4561705), (5, 3649364), (10, 1824682), (20, 912341), (23, 793340), (46, 396670), (92, 198335), (115, 158668), (230, 79334), (460, 39667)]