20640702

素因数分解:

$2^1\times 3^1\times {\mathrm{89}}^1\times {\mathrm{38653}}^1$

素因数の和:38747

約数の個数: 16

約数和(自身を含む): 41746320

約数和(自身を除く): 21105618

約数列:

[1, 2, 3, 6, 89, 178, 267, 534, 38653, 77306, 115959, 231918, 3440117, 6880234, 10320351, 20640702]

約数ペア:

[(1, 20640702), (2, 10320351), (3, 6880234), (6, 3440117), (89, 231918), (178, 115959), (267, 77306), (534, 38653)]