19249120

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10937}}^1$

素因数の和:10963

約数の個数: 48

約数和(自身を含む): 49614768

約数和(自身を除く): 30365648

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 10937, 21874, 43748, 54685, 87496, 109370, 120307, 174992, 218740, 240614, 349984, 437480, 481228, 601535, 874960, 962456, 1203070, 1749920, 1924912, 2406140, 3849824, 4812280, 9624560, 19249120]

約数ペア:

[(1, 19249120), (2, 9624560), (4, 4812280), (5, 3849824), (8, 2406140), (10, 1924912), (11, 1749920), (16, 1203070), (20, 962456), (22, 874960), (32, 601535), (40, 481228), (44, 437480), (55, 349984), (80, 240614), (88, 218740), (110, 174992), (160, 120307), (176, 109370), (220, 87496), (352, 54685), (440, 43748), (880, 21874), (1760, 10937)]