19005707979

素因数分解:

$3^2\times {\mathrm{449}}^1\times {\mathrm{4703219}}^1$

素因数の和:4703674

約数の個数: 12

約数和(自身を含む): 27513837000

約数和(自身を除く): 8508129021

約数列:

[1, 3, 9, 449, 1347, 4041, 4703219, 14109657, 42328971, 2111745331, 6335235993, 19005707979]

約数ペア:

[(1, 19005707979), (3, 6335235993), (9, 2111745331), (449, 42328971), (1347, 14109657), (4041, 4703219)]