20512142702

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{4120559}}^1$

素因数の和:4120711

約数の個数: 16

約数和(自身を含む): 32634835200

約数和(自身を除く): 12122692498

約数列:

[1, 2, 19, 38, 131, 262, 2489, 4978, 4120559, 8241118, 78290621, 156581242, 539793229, 1079586458, 10256071351, 20512142702]

約数ペア:

[(1, 20512142702), (2, 10256071351), (19, 1079586458), (38, 539793229), (131, 156581242), (262, 78290621), (2489, 8241118), (4978, 4120559)]