17720716

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{10993}}^1$

素因数の和:11041

約数の個数: 24

約数和(自身を含む): 34477184

約数和(自身を除く): 16756468

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 10993, 21986, 43972, 142909, 285818, 340783, 571636, 681566, 1363132, 4430179, 8860358, 17720716]

約数ペア:

[(1, 17720716), (2, 8860358), (4, 4430179), (13, 1363132), (26, 681566), (31, 571636), (52, 340783), (62, 285818), (124, 142909), (403, 43972), (806, 21986), (1612, 10993)]