20730754

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{269}}^1$

素因数の和:426

約数の個数: 32

約数和(自身を含む): 35458560

約数和(自身を除く): 14727806

約数列:

[1, 2, 11, 22, 31, 62, 113, 226, 269, 341, 538, 682, 1243, 2486, 2959, 3503, 5918, 7006, 8339, 16678, 30397, 38533, 60794, 77066, 91729, 183458, 334367, 668734, 942307, 1884614, 10365377, 20730754]

約数ペア:

[(1, 20730754), (2, 10365377), (11, 1884614), (22, 942307), (31, 668734), (62, 334367), (113, 183458), (226, 91729), (269, 77066), (341, 60794), (538, 38533), (682, 30397), (1243, 16678), (2486, 8339), (2959, 7006), (3503, 5918)]