20901496

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{33931}}^1$

素因数の和:33955

約数の個数: 32

約数和(自身を含む): 48862080

約数和(自身を除く): 27960584

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 33931, 67862, 135724, 237517, 271448, 373241, 475034, 746482, 950068, 1492964, 1900136, 2612687, 2985928, 5225374, 10450748, 20901496]

約数ペア:

[(1, 20901496), (2, 10450748), (4, 5225374), (7, 2985928), (8, 2612687), (11, 1900136), (14, 1492964), (22, 950068), (28, 746482), (44, 475034), (56, 373241), (77, 271448), (88, 237517), (154, 135724), (308, 67862), (616, 33931)]