18705320

素因数分解:

$2^3\times 5^1\times {\mathrm{467633}}^1$

素因数の和:467644

約数の個数: 16

約数和(自身を含む): 42087060

約数和(自身を除く): 23381740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 467633, 935266, 1870532, 2338165, 3741064, 4676330, 9352660, 18705320]

約数ペア:

[(1, 18705320), (2, 9352660), (4, 4676330), (5, 3741064), (8, 2338165), (10, 1870532), (20, 935266), (40, 467633)]