19220019

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3061}}^1$

素因数の和:3107

約数の個数: 32

約数和(自身を含む): 32922624

約数和(自身を除く): 13702605

約数列:

[1, 3, 7, 13, 21, 23, 39, 69, 91, 161, 273, 299, 483, 897, 2093, 3061, 6279, 9183, 21427, 39793, 64281, 70403, 119379, 211209, 278551, 492821, 835653, 915239, 1478463, 2745717, 6406673, 19220019]

約数ペア:

[(1, 19220019), (3, 6406673), (7, 2745717), (13, 1478463), (21, 915239), (23, 835653), (39, 492821), (69, 278551), (91, 211209), (161, 119379), (273, 70403), (299, 64281), (483, 39793), (897, 21427), (2093, 9183), (3061, 6279)]