20926468

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{1409}}^1$

素因数の和:1539

約数の個数: 24

約数和(自身を含む): 37900800

約数和(自身を除く): 16974332

約数列:

[1, 2, 4, 47, 79, 94, 158, 188, 316, 1409, 2818, 3713, 5636, 7426, 14852, 66223, 111311, 132446, 222622, 264892, 445244, 5231617, 10463234, 20926468]

約数ペア:

[(1, 20926468), (2, 10463234), (4, 5231617), (47, 445244), (79, 264892), (94, 222622), (158, 132446), (188, 111311), (316, 66223), (1409, 14852), (2818, 7426), (3713, 5636)]