20565574

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{229}}^1\times {\mathrm{541}}^1$

素因数の和:855

約数の個数: 16

約数和(自身を含む): 31414320

約数和(自身を除く): 10848746

約数列:

[1, 2, 83, 166, 229, 458, 541, 1082, 19007, 38014, 44903, 89806, 123889, 247778, 10282787, 20565574]

約数ペア:

[(1, 20565574), (2, 10282787), (83, 247778), (166, 123889), (229, 89806), (458, 44903), (541, 38014), (1082, 19007)]