20465368

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{33223}}^1$

素因数の和:33247

約数の個数: 32

約数和(自身を含む): 47842560

約数和(自身を除く): 27377192

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 33223, 66446, 132892, 232561, 265784, 365453, 465122, 730906, 930244, 1461812, 1860488, 2558171, 2923624, 5116342, 10232684, 20465368]

約数ペア:

[(1, 20465368), (2, 10232684), (4, 5116342), (7, 2923624), (8, 2558171), (11, 1860488), (14, 1461812), (22, 930244), (28, 730906), (44, 465122), (56, 365453), (77, 265784), (88, 232561), (154, 132892), (308, 66446), (616, 33223)]