19289284

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{433}}^1$

素因数の和:524

約数の個数: 48

約数和(自身を含む): 40636288

約数和(自身を除く): 21347004

約数列:

[1, 2, 4, 7, 14, 28, 37, 43, 74, 86, 148, 172, 259, 301, 433, 518, 602, 866, 1036, 1204, 1591, 1732, 3031, 3182, 6062, 6364, 11137, 12124, 16021, 18619, 22274, 32042, 37238, 44548, 64084, 74476, 112147, 130333, 224294, 260666, 448588, 521332, 688903, 1377806, 2755612, 4822321, 9644642, 19289284]

約数ペア:

[(1, 19289284), (2, 9644642), (4, 4822321), (7, 2755612), (14, 1377806), (28, 688903), (37, 521332), (43, 448588), (74, 260666), (86, 224294), (148, 130333), (172, 112147), (259, 74476), (301, 64084), (433, 44548), (518, 37238), (602, 32042), (866, 22274), (1036, 18619), (1204, 16021), (1591, 12124), (1732, 11137), (3031, 6364), (3182, 6062)]