19372390

素因数分解:

$2^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{4373}}^1$

素因数の和:4823

約数の個数: 16

約数和(自身を含む): 34957008

約数和(自身を除く): 15584618

約数列:

[1, 2, 5, 10, 443, 886, 2215, 4373, 4430, 8746, 21865, 43730, 1937239, 3874478, 9686195, 19372390]

約数ペア:

[(1, 19372390), (2, 9686195), (5, 3874478), (10, 1937239), (443, 43730), (886, 21865), (2215, 8746), (4373, 4430)]