121623184

素因数分解:

$2^4\times {\mathrm{389}}^1\times {\mathrm{19541}}^1$

素因数の和:19938

約数の個数: 20

約数和(自身を含む): 236262780

約数和(自身を除く): 114639596

約数列:

[1, 2, 4, 8, 16, 389, 778, 1556, 3112, 6224, 19541, 39082, 78164, 156328, 312656, 7601449, 15202898, 30405796, 60811592, 121623184]

約数ペア:

[(1, 121623184), (2, 60811592), (4, 30405796), (8, 15202898), (16, 7601449), (389, 312656), (778, 156328), (1556, 78164), (3112, 39082), (6224, 19541)]