20192553563

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{487}}^1\times {\mathrm{23981}}^1$

素因数の和:24507

約数の個数: 32

約数和(自身を含む): 26215203840

約数和(自身を除く): 6022650277

約数列:

[1, 7, 13, 19, 91, 133, 247, 487, 1729, 3409, 6331, 9253, 23981, 44317, 64771, 120289, 167867, 311753, 455639, 842023, 2182271, 3189473, 5923307, 11678747, 41463149, 81751229, 151823711, 221896193, 1062765977, 1553273351, 2884650509, 20192553563]

約数ペア:

[(1, 20192553563), (7, 2884650509), (13, 1553273351), (19, 1062765977), (91, 221896193), (133, 151823711), (247, 81751229), (487, 41463149), (1729, 11678747), (3409, 5923307), (6331, 3189473), (9253, 2182271), (23981, 842023), (44317, 455639), (64771, 311753), (120289, 167867)]