19673630

素因数分解:

$2^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{4441}}^1$

素因数の和:4891

約数の個数: 16

約数和(自身を含む): 35500464

約数和(自身を除く): 15826834

約数列:

[1, 2, 5, 10, 443, 886, 2215, 4430, 4441, 8882, 22205, 44410, 1967363, 3934726, 9836815, 19673630]

約数ペア:

[(1, 19673630), (2, 9836815), (5, 3934726), (10, 1967363), (443, 44410), (886, 22205), (2215, 8882), (4430, 4441)]