20191036

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{1129}}^1$

素因数の和:1413

約数の個数: 24

約数和(自身を含む): 37588320

約数和(自身を除く): 17397284

約数列:

[1, 2, 4, 17, 34, 68, 263, 526, 1052, 1129, 2258, 4471, 4516, 8942, 17884, 19193, 38386, 76772, 296927, 593854, 1187708, 5047759, 10095518, 20191036]

約数ペア:

[(1, 20191036), (2, 10095518), (4, 5047759), (17, 1187708), (34, 593854), (68, 296927), (263, 76772), (526, 38386), (1052, 19193), (1129, 17884), (2258, 8942), (4471, 4516)]