19214885

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{2339}}^1$

素因数の和:2428

約数の個数: 16

約数和(自身を含む): 24261120

約数和(自身を除く): 5046235

約数列:

[1, 5, 31, 53, 155, 265, 1643, 2339, 8215, 11695, 72509, 123967, 362545, 619835, 3842977, 19214885]

約数ペア:

[(1, 19214885), (5, 3842977), (31, 619835), (53, 362545), (155, 123967), (265, 72509), (1643, 11695), (2339, 8215)]