19727548

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{15269}}^1$

素因数の和:15309

約数の個数: 24

約数和(自身を含む): 38480400

約数和(自身を除く): 18752852

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 15269, 30538, 61076, 259573, 290111, 519146, 580222, 1038292, 1160444, 4931887, 9863774, 19727548]

約数ペア:

[(1, 19727548), (2, 9863774), (4, 4931887), (17, 1160444), (19, 1038292), (34, 580222), (38, 519146), (68, 290111), (76, 259573), (323, 61076), (646, 30538), (1292, 15269)]