31171816

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{1553}}^1$

素因数の和:1765

約数の個数: 32

約数和(自身を含む): 63309960

約数和(自身を除く): 32138144

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 193, 386, 772, 1544, 1553, 2509, 3106, 5018, 6212, 10036, 12424, 20072, 20189, 40378, 80756, 161512, 299729, 599458, 1198916, 2397832, 3896477, 7792954, 15585908, 31171816]

約数ペア:

[(1, 31171816), (2, 15585908), (4, 7792954), (8, 3896477), (13, 2397832), (26, 1198916), (52, 599458), (104, 299729), (193, 161512), (386, 80756), (772, 40378), (1544, 20189), (1553, 20072), (2509, 12424), (3106, 10036), (5018, 6212)]