2019571855

素因数分解:

$5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{467}}^1\times {\mathrm{787}}^1$

素因数の和:1423

約数の個数: 32

約数和(自身を含む): 2796857856

約数和(自身を除く): 777286001

約数列:

[1, 5, 7, 35, 157, 467, 785, 787, 1099, 2335, 3269, 3935, 5495, 5509, 16345, 27545, 73319, 123559, 366595, 367529, 513233, 617795, 864913, 1837645, 2566165, 2572703, 4324565, 12863515, 57702053, 288510265, 403914371, 2019571855]

約数ペア:

[(1, 2019571855), (5, 403914371), (7, 288510265), (35, 57702053), (157, 12863515), (467, 4324565), (785, 2572703), (787, 2566165), (1099, 1837645), (2335, 864913), (3269, 617795), (3935, 513233), (5495, 367529), (5509, 366595), (16345, 123559), (27545, 73319)]