19859356

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{523}}^1\times {\mathrm{863}}^1$

素因数の和:1401

約数の個数: 24

約数和(自身を含む): 38029824

約数和(自身を除く): 18170468

約数列:

[1, 2, 4, 11, 22, 44, 523, 863, 1046, 1726, 2092, 3452, 5753, 9493, 11506, 18986, 23012, 37972, 451349, 902698, 1805396, 4964839, 9929678, 19859356]

約数ペア:

[(1, 19859356), (2, 9929678), (4, 4964839), (11, 1805396), (22, 902698), (44, 451349), (523, 37972), (863, 23012), (1046, 18986), (1726, 11506), (2092, 9493), (3452, 5753)]