19430345

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{2371}}^1$

素因数の和:2536

約数の個数: 16

約数和(自身を含む): 25617600

約数和(自身を除く): 6187255

約数列:

[1, 5, 11, 55, 149, 745, 1639, 2371, 8195, 11855, 26081, 130405, 353279, 1766395, 3886069, 19430345]

約数ペア:

[(1, 19430345), (5, 3886069), (11, 1766395), (55, 353279), (149, 130405), (745, 26081), (1639, 11855), (2371, 8195)]