157039184

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{239389}}^1$

素因数の和:239438

約数の個数: 20

約数和(自身を含む): 311685780

約数和(自身を除く): 154646596

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 239389, 478778, 957556, 1915112, 3830224, 9814949, 19629898, 39259796, 78519592, 157039184]

約数ペア:

[(1, 157039184), (2, 78519592), (4, 39259796), (8, 19629898), (16, 9814949), (41, 3830224), (82, 1915112), (164, 957556), (328, 478778), (656, 239389)]