78319184

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{119389}}^1$

素因数の和:119438

約数の個数: 20

約数和(自身を含む): 155445780

約数和(自身を除く): 77126596

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 119389, 238778, 477556, 955112, 1910224, 4894949, 9789898, 19579796, 39159592, 78319184]

約数ペア:

[(1, 78319184), (2, 39159592), (4, 19579796), (8, 9789898), (16, 4894949), (41, 1910224), (82, 955112), (164, 477556), (328, 238778), (656, 119389)]