19176740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1301}}^1$

素因数の和:1388

約数の個数: 48

約数和(自身を含む): 44622144

約数和(自身を除く): 25445404

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 67, 110, 134, 220, 268, 335, 670, 737, 1301, 1340, 1474, 2602, 2948, 3685, 5204, 6505, 7370, 13010, 14311, 14740, 26020, 28622, 57244, 71555, 87167, 143110, 174334, 286220, 348668, 435835, 871670, 958837, 1743340, 1917674, 3835348, 4794185, 9588370, 19176740]

約数ペア:

[(1, 19176740), (2, 9588370), (4, 4794185), (5, 3835348), (10, 1917674), (11, 1743340), (20, 958837), (22, 871670), (44, 435835), (55, 348668), (67, 286220), (110, 174334), (134, 143110), (220, 87167), (268, 71555), (335, 57244), (670, 28622), (737, 26020), (1301, 14740), (1340, 14311), (1474, 13010), (2602, 7370), (2948, 6505), (3685, 5204)]