19206872

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{7433}}^1$

素因数の和:7475

約数の個数: 32

約数和(自身を含む): 40143600

約数和(自身を除く): 20936728

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 323, 646, 1292, 2584, 7433, 14866, 29732, 59464, 126361, 141227, 252722, 282454, 505444, 564908, 1010888, 1129816, 2400859, 4801718, 9603436, 19206872]

約数ペア:

[(1, 19206872), (2, 9603436), (4, 4801718), (8, 2400859), (17, 1129816), (19, 1010888), (34, 564908), (38, 505444), (68, 282454), (76, 252722), (136, 141227), (152, 126361), (323, 59464), (646, 29732), (1292, 14866), (2584, 7433)]