20213094832

素因数分解:

$2^4\times 7^1\times {\mathrm{167}}^1\times {\mathrm{1080683}}^1$

素因数の和:1080865

約数の個数: 40

約数和(自身を含む): 45025618176

約数和(自身を除く): 24812523344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 167, 334, 668, 1169, 1336, 2338, 2672, 4676, 9352, 18704, 1080683, 2161366, 4322732, 7564781, 8645464, 15129562, 17290928, 30259124, 60518248, 121036496, 180474061, 360948122, 721896244, 1263318427, 1443792488, 2526636854, 2887584976, 5053273708, 10106547416, 20213094832]

約数ペア:

[(1, 20213094832), (2, 10106547416), (4, 5053273708), (7, 2887584976), (8, 2526636854), (14, 1443792488), (16, 1263318427), (28, 721896244), (56, 360948122), (112, 180474061), (167, 121036496), (334, 60518248), (668, 30259124), (1169, 17290928), (1336, 15129562), (2338, 8645464), (2672, 7564781), (4676, 4322732), (9352, 2161366), (18704, 1080683)]