2019813908

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{9533}}^1$

素因数の和:9621

約数の個数: 72

約数和(自身を含む): 4382284032

約数和(自身を除く): 2362470124

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 47, 49, 92, 94, 98, 161, 188, 196, 322, 329, 644, 658, 1081, 1127, 1316, 2162, 2254, 2303, 4324, 4508, 4606, 7567, 9212, 9533, 15134, 19066, 30268, 38132, 52969, 66731, 105938, 133462, 211876, 219259, 266924, 438518, 448051, 467117, 877036, 896102, 934234, 1534813, 1792204, 1868468, 3069626, 3136357, 6139252, 6272714, 10305173, 10743691, 12545428, 20610346, 21487382, 21954499, 41220692, 42974764, 43908998, 72136211, 87817996, 144272422, 288544844, 504953477, 1009906954, 2019813908]

約数ペア:

[(1, 2019813908), (2, 1009906954), (4, 504953477), (7, 288544844), (14, 144272422), (23, 87817996), (28, 72136211), (46, 43908998), (47, 42974764), (49, 41220692), (92, 21954499), (94, 21487382), (98, 20610346), (161, 12545428), (188, 10743691), (196, 10305173), (322, 6272714), (329, 6139252), (644, 3136357), (658, 3069626), (1081, 1868468), (1127, 1792204), (1316, 1534813), (2162, 934234), (2254, 896102), (2303, 877036), (4324, 467117), (4508, 448051), (4606, 438518), (7567, 266924), (9212, 219259), (9533, 211876), (15134, 133462), (19066, 105938), (30268, 66731), (38132, 52969)]