20446154

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{1051}}^1$

素因数の和:1261

約数の個数: 16

約数和(自身を含む): 31358016

約数和(自身を除く): 10911862

約数列:

[1, 2, 71, 137, 142, 274, 1051, 2102, 9727, 19454, 74621, 143987, 149242, 287974, 10223077, 20446154]

約数ペア:

[(1, 20446154), (2, 10223077), (71, 287974), (137, 149242), (142, 143987), (274, 74621), (1051, 19454), (2102, 9727)]