19615872

素因数分解:

$2^7\times 3^1\times {\mathrm{23}}^1\times {\mathrm{2221}}^1$

素因数の和:2261

約数の個数: 64

約数和(自身を含む): 54394560

約数和(自身を除く): 34778688

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 92, 96, 128, 138, 184, 192, 276, 368, 384, 552, 736, 1104, 1472, 2208, 2221, 2944, 4416, 4442, 6663, 8832, 8884, 13326, 17768, 26652, 35536, 51083, 53304, 71072, 102166, 106608, 142144, 153249, 204332, 213216, 284288, 306498, 408664, 426432, 612996, 817328, 852864, 1225992, 1634656, 2451984, 3269312, 4903968, 6538624, 9807936, 19615872]

約数ペア:

[(1, 19615872), (2, 9807936), (3, 6538624), (4, 4903968), (6, 3269312), (8, 2451984), (12, 1634656), (16, 1225992), (23, 852864), (24, 817328), (32, 612996), (46, 426432), (48, 408664), (64, 306498), (69, 284288), (92, 213216), (96, 204332), (128, 153249), (138, 142144), (184, 106608), (192, 102166), (276, 71072), (368, 53304), (384, 51083), (552, 35536), (736, 26652), (1104, 17768), (1472, 13326), (2208, 8884), (2221, 8832), (2944, 6663), (4416, 4442)]