20508780578

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71709023}}^1$

素因数の和:71709049

約数の個数: 16

約数和(自身を含む): 36141348096

約数和(自身を除く): 15632567518

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 71709023, 143418046, 788799253, 932217299, 1577598506, 1864434598, 10254390289, 20508780578]

約数ペア:

[(1, 20508780578), (2, 10254390289), (11, 1864434598), (13, 1577598506), (22, 932217299), (26, 788799253), (143, 143418046), (286, 71709023)]