20539732

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{2333}}^1$

素因数の和:2439

約数の個数: 24

約数和(自身を含む): 37642752

約数和(自身を除く): 17103020

約数列:

[1, 2, 4, 31, 62, 71, 124, 142, 284, 2201, 2333, 4402, 4666, 8804, 9332, 72323, 144646, 165643, 289292, 331286, 662572, 5134933, 10269866, 20539732]

約数ペア:

[(1, 20539732), (2, 10269866), (4, 5134933), (31, 662572), (62, 331286), (71, 289292), (124, 165643), (142, 144646), (284, 72323), (2201, 9332), (2333, 8804), (4402, 4666)]