19309116

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{277}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 46735136

約数和(自身を除く): 27426020

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 157, 222, 277, 314, 444, 471, 554, 628, 831, 942, 1108, 1662, 1884, 3324, 5809, 10249, 11618, 17427, 20498, 23236, 30747, 34854, 40996, 43489, 61494, 69708, 86978, 122988, 130467, 173956, 260934, 521868, 1609093, 3218186, 4827279, 6436372, 9654558, 19309116]

約数ペア:

[(1, 19309116), (2, 9654558), (3, 6436372), (4, 4827279), (6, 3218186), (12, 1609093), (37, 521868), (74, 260934), (111, 173956), (148, 130467), (157, 122988), (222, 86978), (277, 69708), (314, 61494), (444, 43489), (471, 40996), (554, 34854), (628, 30747), (831, 23236), (942, 20498), (1108, 17427), (1662, 11618), (1884, 10249), (3324, 5809)]