20169966523

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{142553}}^1$

素因数の和:142647

約数の個数: 32

約数和(自身を含む): 25864997760

約数和(自身を除く): 5695031237

約数列:

[1, 7, 17, 29, 41, 119, 203, 287, 493, 697, 1189, 3451, 4879, 8323, 20213, 141491, 142553, 997871, 2423401, 4134037, 5844673, 16963807, 28938259, 40912711, 70278629, 99359441, 169495517, 491950403, 695516087, 1186468619, 2881423789, 20169966523]

約数ペア:

[(1, 20169966523), (7, 2881423789), (17, 1186468619), (29, 695516087), (41, 491950403), (119, 169495517), (203, 99359441), (287, 70278629), (493, 40912711), (697, 28938259), (1189, 16963807), (3451, 5844673), (4879, 4134037), (8323, 2423401), (20213, 997871), (141491, 142553)]