19422009

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{2143}}^1$

素因数の和:2221

約数の個数: 24

約数和(自身を含む): 30101760

約数和(自身を除く): 10679751

約数列:

[1, 3, 9, 19, 53, 57, 159, 171, 477, 1007, 2143, 3021, 6429, 9063, 19287, 40717, 113579, 122151, 340737, 366453, 1022211, 2158001, 6474003, 19422009]

約数ペア:

[(1, 19422009), (3, 6474003), (9, 2158001), (19, 1022211), (53, 366453), (57, 340737), (159, 122151), (171, 113579), (477, 40717), (1007, 19287), (2143, 9063), (3021, 6429)]