18769884

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{509}}^1$

素因数の和:962

約数の個数: 48

約数和(自身を含む): 50265600

約数和(自身を除く): 31495716

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 439, 509, 878, 1018, 1317, 1527, 1756, 2036, 2634, 3054, 3073, 3563, 5268, 6108, 6146, 7126, 9219, 10689, 12292, 14252, 18438, 21378, 36876, 42756, 223451, 446902, 670353, 893804, 1340706, 1564157, 2681412, 3128314, 4692471, 6256628, 9384942, 18769884]

約数ペア:

[(1, 18769884), (2, 9384942), (3, 6256628), (4, 4692471), (6, 3128314), (7, 2681412), (12, 1564157), (14, 1340706), (21, 893804), (28, 670353), (42, 446902), (84, 223451), (439, 42756), (509, 36876), (878, 21378), (1018, 18438), (1317, 14252), (1527, 12292), (1756, 10689), (2036, 9219), (2634, 7126), (3054, 6146), (3073, 6108), (3563, 5268)]