20618074

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1\times {\mathrm{1021}}^1$

素因数の和:1485

約数の個数: 16

約数和(自身を含む): 32376960

約数和(自身を除く): 11758886

約数列:

[1, 2, 23, 46, 439, 878, 1021, 2042, 10097, 20194, 23483, 46966, 448219, 896438, 10309037, 20618074]

約数ペア:

[(1, 20618074), (2, 10309037), (23, 896438), (46, 448219), (439, 46966), (878, 23483), (1021, 20194), (2042, 10097)]