20347924090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{156522493}}^1$

素因数の和:156522513

約数の個数: 16

約数和(自身を含む): 39443668488

約数和(自身を除く): 19095744398

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 156522493, 313044986, 782612465, 1565224930, 2034792409, 4069584818, 10173962045, 20347924090]

約数ペア:

[(1, 20347924090), (2, 10173962045), (5, 4069584818), (10, 2034792409), (13, 1565224930), (26, 782612465), (65, 313044986), (130, 156522493)]