18479315

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{827}}^1$

素因数の和:982

約数の個数: 16

約数和(自身を含む): 22952160

約数和(自身を除く): 4472845

約数列:

[1, 5, 41, 109, 205, 545, 827, 4135, 4469, 22345, 33907, 90143, 169535, 450715, 3695863, 18479315]

約数ペア:

[(1, 18479315), (5, 3695863), (41, 450715), (109, 169535), (205, 90143), (545, 33907), (827, 22345), (4135, 4469)]