128284808

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{17957}}^1$

素因数の和:18029

約数の個数: 32

約数和(自身を含む): 258595200

約数和(自身を除く): 130310392

約数列:

[1, 2, 4, 8, 19, 38, 47, 76, 94, 152, 188, 376, 893, 1786, 3572, 7144, 17957, 35914, 71828, 143656, 341183, 682366, 843979, 1364732, 1687958, 2729464, 3375916, 6751832, 16035601, 32071202, 64142404, 128284808]

約数ペア:

[(1, 128284808), (2, 64142404), (4, 32071202), (8, 16035601), (19, 6751832), (38, 3375916), (47, 2729464), (76, 1687958), (94, 1364732), (152, 843979), (188, 682366), (376, 341183), (893, 143656), (1786, 71828), (3572, 35914), (7144, 17957)]