20790546

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{6781}}^1$

素因数の和:6866

約数の個数: 32

約数和(自身を含む): 48179328

約数和(自身を除く): 27388782

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 73, 146, 219, 438, 511, 1022, 1533, 3066, 6781, 13562, 20343, 40686, 47467, 94934, 142401, 284802, 495013, 990026, 1485039, 2970078, 3465091, 6930182, 10395273, 20790546]

約数ペア:

[(1, 20790546), (2, 10395273), (3, 6930182), (6, 3465091), (7, 2970078), (14, 1485039), (21, 990026), (42, 495013), (73, 284802), (146, 142401), (219, 94934), (438, 47467), (511, 40686), (1022, 20343), (1533, 13562), (3066, 6781)]