2158989824

素因数分解:

$2^9\times {\mathrm{241}}^1\times {\mathrm{17497}}^1$

素因数の和:17756

約数の個数: 40

約数和(自身を含む): 4331909868

約数和(自身を除く): 2172920044

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 241, 256, 482, 512, 964, 1928, 3856, 7712, 15424, 17497, 30848, 34994, 61696, 69988, 123392, 139976, 279952, 559904, 1119808, 2239616, 4216777, 4479232, 8433554, 8958464, 16867108, 33734216, 67468432, 134936864, 269873728, 539747456, 1079494912, 2158989824]

約数ペア:

[(1, 2158989824), (2, 1079494912), (4, 539747456), (8, 269873728), (16, 134936864), (32, 67468432), (64, 33734216), (128, 16867108), (241, 8958464), (256, 8433554), (482, 4479232), (512, 4216777), (964, 2239616), (1928, 1119808), (3856, 559904), (7712, 279952), (15424, 139976), (17497, 123392), (30848, 69988), (34994, 61696)]