20797917313

素因数分解:

${\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{307}}^1\times {\mathrm{709}}^1$

素因数の和:1189

約数の個数: 32

約数和(自身を含む): 22672742400

約数和(自身を除く): 1874825087

約数列:

[1, 19, 47, 107, 307, 709, 893, 2033, 5029, 5833, 13471, 14429, 32849, 33323, 75863, 95551, 217663, 274151, 624131, 633137, 1441397, 1543903, 3565561, 4135597, 10230161, 23289941, 29334157, 67745659, 194373059, 442508879, 1094627227, 20797917313]

約数ペア:

[(1, 20797917313), (19, 1094627227), (47, 442508879), (107, 194373059), (307, 67745659), (709, 29334157), (893, 23289941), (2033, 10230161), (5029, 4135597), (5833, 3565561), (13471, 1543903), (14429, 1441397), (32849, 633137), (33323, 624131), (75863, 274151), (95551, 217663)]