17948528087

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{631}}^1\times {\mathrm{6899}}^1$

素因数の和:7587

約数の個数: 32

約数和(自身を含む): 22327296000

約数和(自身を除く): 4378767913

約数列:

[1, 7, 19, 31, 133, 217, 589, 631, 4123, 4417, 6899, 11989, 19561, 48293, 83923, 131081, 136927, 213869, 371659, 917567, 1497083, 2601613, 4063511, 4353269, 28444577, 30472883, 82712111, 134951339, 578984777, 944659373, 2564075441, 17948528087]

約数ペア:

[(1, 17948528087), (7, 2564075441), (19, 944659373), (31, 578984777), (133, 134951339), (217, 82712111), (589, 30472883), (631, 28444577), (4123, 4353269), (4417, 4063511), (6899, 2601613), (11989, 1497083), (19561, 917567), (48293, 371659), (83923, 213869), (131081, 136927)]