20829666

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{2207}}^1$

素因数の和:2247

約数の個数: 48

約数和(自身を含む): 49335552

約数和(自身を除く): 28505886

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 121, 143, 242, 286, 363, 429, 726, 858, 1573, 2207, 3146, 4414, 4719, 6621, 9438, 13242, 24277, 28691, 48554, 57382, 72831, 86073, 145662, 172146, 267047, 315601, 534094, 631202, 801141, 946803, 1602282, 1893606, 3471611, 6943222, 10414833, 20829666]

約数ペア:

[(1, 20829666), (2, 10414833), (3, 6943222), (6, 3471611), (11, 1893606), (13, 1602282), (22, 946803), (26, 801141), (33, 631202), (39, 534094), (66, 315601), (78, 267047), (121, 172146), (143, 145662), (242, 86073), (286, 72831), (363, 57382), (429, 48554), (726, 28691), (858, 24277), (1573, 13242), (2207, 9438), (3146, 6621), (4414, 4719)]