31966868

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{27653}}^1$

素因数の和:27691

約数の個数: 18

約数和(自身を含む): 59428446

約数和(自身を除く): 27461578

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 27653, 55306, 110612, 470101, 940202, 1880404, 7991717, 15983434, 31966868]

約数ペア:

[(1, 31966868), (2, 15983434), (4, 7991717), (17, 1880404), (34, 940202), (68, 470101), (289, 110612), (578, 55306), (1156, 27653)]