20237039781

素因数分解:

$3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{6381911}}^1$

素因数の和:6382072

約数の個数: 16

約数和(自身を含む): 31041619968

約数和(自身を除く): 10804580187

約数列:

[1, 3, 7, 21, 151, 453, 1057, 3171, 6381911, 19145733, 44673377, 134020131, 963668561, 2891005683, 6745679927, 20237039781]

約数ペア:

[(1, 20237039781), (3, 6745679927), (7, 2891005683), (21, 963668561), (151, 134020131), (453, 44673377), (1057, 19145733), (3171, 6381911)]