19019259

素因数分解:

$3^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{977}}^1$

素因数の和:1096

約数の個数: 32

約数和(自身を含む): 32547840

約数和(自身を除く): 13528581

約数列:

[1, 3, 7, 9, 21, 27, 63, 103, 189, 309, 721, 927, 977, 2163, 2781, 2931, 6489, 6839, 8793, 19467, 20517, 26379, 61551, 100631, 184653, 301893, 704417, 905679, 2113251, 2717037, 6339753, 19019259]

約数ペア:

[(1, 19019259), (3, 6339753), (7, 2717037), (9, 2113251), (21, 905679), (27, 704417), (63, 301893), (103, 184653), (189, 100631), (309, 61551), (721, 26379), (927, 20517), (977, 19467), (2163, 8793), (2781, 6839), (2931, 6489)]