20394182

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{7559}}^1$

素因数の和:7651

約数の個数: 16

約数和(自身を含む): 32659200

約数和(自身を除く): 12265018

約数列:

[1, 2, 19, 38, 71, 142, 1349, 2698, 7559, 15118, 143621, 287242, 536689, 1073378, 10197091, 20394182]

約数ペア:

[(1, 20394182), (2, 10197091), (19, 1073378), (38, 536689), (71, 287242), (142, 143621), (1349, 15118), (2698, 7559)]