81266896

素因数分解:

$2^4\times {\mathrm{193}}^1\times {\mathrm{26317}}^1$

素因数の和:26518

約数の個数: 20

約数和(自身を含む): 158276452

約数和(自身を除く): 77009556

約数列:

[1, 2, 4, 8, 16, 193, 386, 772, 1544, 3088, 26317, 52634, 105268, 210536, 421072, 5079181, 10158362, 20316724, 40633448, 81266896]

約数ペア:

[(1, 81266896), (2, 40633448), (4, 20316724), (8, 10158362), (16, 5079181), (193, 421072), (386, 210536), (772, 105268), (1544, 52634), (3088, 26317)]