28478416

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4073}}^1$

素因数の和:4123

約数の個数: 40

約数和(自身を含む): 60621120

約数和(自身を除く): 32142704

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 76, 92, 152, 184, 304, 368, 437, 874, 1748, 3496, 4073, 6992, 8146, 16292, 32584, 65168, 77387, 93679, 154774, 187358, 309548, 374716, 619096, 749432, 1238192, 1498864, 1779901, 3559802, 7119604, 14239208, 28478416]

約数ペア:

[(1, 28478416), (2, 14239208), (4, 7119604), (8, 3559802), (16, 1779901), (19, 1498864), (23, 1238192), (38, 749432), (46, 619096), (76, 374716), (92, 309548), (152, 187358), (184, 154774), (304, 93679), (368, 77387), (437, 65168), (874, 32584), (1748, 16292), (3496, 8146), (4073, 6992)]