20076741

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{3491}}^1$

素因数の和:3574

約数の個数: 20

約数和(自身を含む): 30422304

約数和(自身を除く): 10345563

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 3491, 5751, 10473, 31419, 94257, 247861, 282771, 743583, 2230749, 6692247, 20076741]

約数ペア:

[(1, 20076741), (3, 6692247), (9, 2230749), (27, 743583), (71, 282771), (81, 247861), (213, 94257), (639, 31419), (1917, 10473), (3491, 5751)]