11990992

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{57649}}^1$

素因数の和:57670

約数の個数: 20

約数和(自身を含む): 25020100

約数和(自身を除く): 13029108

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 57649, 115298, 230596, 461192, 749437, 922384, 1498874, 2997748, 5995496, 11990992]

約数ペア:

[(1, 11990992), (2, 5995496), (4, 2997748), (8, 1498874), (13, 922384), (16, 749437), (26, 461192), (52, 230596), (104, 115298), (208, 57649)]