19337780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{433}}^1$

素因数の和:489

約数の個数: 96

約数和(自身を含む): 52496640

約数和(自身を除く): 33158860

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 29, 35, 44, 55, 58, 70, 77, 110, 116, 140, 145, 154, 203, 220, 290, 308, 319, 385, 406, 433, 580, 638, 770, 812, 866, 1015, 1276, 1540, 1595, 1732, 2030, 2165, 2233, 3031, 3190, 4060, 4330, 4466, 4763, 6062, 6380, 8660, 8932, 9526, 11165, 12124, 12557, 15155, 19052, 22330, 23815, 25114, 30310, 33341, 44660, 47630, 50228, 60620, 62785, 66682, 87899, 95260, 125570, 133364, 138127, 166705, 175798, 251140, 276254, 333410, 351596, 439495, 552508, 666820, 690635, 878990, 966889, 1381270, 1757980, 1933778, 2762540, 3867556, 4834445, 9668890, 19337780]

約数ペア:

[(1, 19337780), (2, 9668890), (4, 4834445), (5, 3867556), (7, 2762540), (10, 1933778), (11, 1757980), (14, 1381270), (20, 966889), (22, 878990), (28, 690635), (29, 666820), (35, 552508), (44, 439495), (55, 351596), (58, 333410), (70, 276254), (77, 251140), (110, 175798), (116, 166705), (140, 138127), (145, 133364), (154, 125570), (203, 95260), (220, 87899), (290, 66682), (308, 62785), (319, 60620), (385, 50228), (406, 47630), (433, 44660), (580, 33341), (638, 30310), (770, 25114), (812, 23815), (866, 22330), (1015, 19052), (1276, 15155), (1540, 12557), (1595, 12124), (1732, 11165), (2030, 9526), (2165, 8932), (2233, 8660), (3031, 6380), (3190, 6062), (4060, 4763), (4330, 4466)]