91187690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{20219}}^1$

素因数の和:20278

約数の個数: 32

約数和(自身を含む): 183435840

約数和(自身を除く): 92248150

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 902, 2255, 4510, 20219, 40438, 101095, 202190, 222409, 444818, 828979, 1112045, 1657958, 2224090, 4144895, 8289790, 9118769, 18237538, 45593845, 91187690]

約数ペア:

[(1, 91187690), (2, 45593845), (5, 18237538), (10, 9118769), (11, 8289790), (22, 4144895), (41, 2224090), (55, 1657958), (82, 1112045), (110, 828979), (205, 444818), (410, 222409), (451, 202190), (902, 101095), (2255, 40438), (4510, 20219)]