20518050

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{19541}}^1$

素因数の和:19563

約数の個数: 48

約数和(自身を含む): 58156992

約数和(自身を除く): 37638942

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 150, 175, 210, 350, 525, 1050, 19541, 39082, 58623, 97705, 117246, 136787, 195410, 273574, 293115, 410361, 488525, 586230, 683935, 820722, 977050, 1367870, 1465575, 2051805, 2931150, 3419675, 4103610, 6839350, 10259025, 20518050]

約数ペア:

[(1, 20518050), (2, 10259025), (3, 6839350), (5, 4103610), (6, 3419675), (7, 2931150), (10, 2051805), (14, 1465575), (15, 1367870), (21, 977050), (25, 820722), (30, 683935), (35, 586230), (42, 488525), (50, 410361), (70, 293115), (75, 273574), (105, 195410), (150, 136787), (175, 117246), (210, 97705), (350, 58623), (525, 39082), (1050, 19541)]