19386790

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{66851}}^1$

素因数の和:66887

約数の個数: 16

約数和(自身を含む): 36100080

約数和(自身を除く): 16713290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 66851, 133702, 334255, 668510, 1938679, 3877358, 9693395, 19386790]

約数ペア:

[(1, 19386790), (2, 9693395), (5, 3877358), (10, 1938679), (29, 668510), (58, 334255), (145, 133702), (290, 66851)]