20139631701

素因数分解:

$3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{4868173}}^1$

素因数の和:4868380

約数の個数: 16

約数和(自身を含む): 30844750464

約数和(自身を除く): 10705118763

約数列:

[1, 3, 7, 21, 197, 591, 1379, 4137, 4868173, 14604519, 34077211, 102231633, 959030081, 2877090243, 6713210567, 20139631701]

約数ペア:

[(1, 20139631701), (3, 6713210567), (7, 2877090243), (21, 959030081), (197, 102231633), (591, 34077211), (1379, 14604519), (4137, 4868173)]