19004861435

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1979}}^1\times {\mathrm{2063}}^1$

素因数の和:4080

約数の個数: 48

約数和(自身を含む): 27953164800

約数和(自身を除く): 8948303365

約数列:

[1, 5, 7, 19, 35, 49, 95, 133, 245, 665, 931, 1979, 2063, 4655, 9895, 10315, 13853, 14441, 37601, 39197, 69265, 72205, 96971, 101087, 188005, 195985, 263207, 274379, 484855, 505435, 1316035, 1371895, 1842449, 1920653, 4082677, 9212245, 9603265, 20413385, 28578739, 77570863, 142893695, 200051173, 387854315, 542996041, 1000255865, 2714980205, 3800972287, 19004861435]

約数ペア:

[(1, 19004861435), (5, 3800972287), (7, 2714980205), (19, 1000255865), (35, 542996041), (49, 387854315), (95, 200051173), (133, 142893695), (245, 77570863), (665, 28578739), (931, 20413385), (1979, 9603265), (2063, 9212245), (4655, 4082677), (9895, 1920653), (10315, 1842449), (13853, 1371895), (14441, 1316035), (37601, 505435), (39197, 484855), (69265, 274379), (72205, 263207), (96971, 195985), (101087, 188005)]