12520904

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{541}}^1$

素因数の和:821

約数の個数: 32

約数和(自身を含む): 25755840

約数和(自身を除く): 13234936

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 263, 526, 541, 1052, 1082, 2104, 2164, 2893, 4328, 5786, 5951, 11572, 11902, 23144, 23804, 47608, 142283, 284566, 569132, 1138264, 1565113, 3130226, 6260452, 12520904]

約数ペア:

[(1, 12520904), (2, 6260452), (4, 3130226), (8, 1565113), (11, 1138264), (22, 569132), (44, 284566), (88, 142283), (263, 47608), (526, 23804), (541, 23144), (1052, 11902), (1082, 11572), (2104, 5951), (2164, 5786), (2893, 4328)]