19201788

素因数分解:

$2^2\times 3^2\times {\mathrm{353}}^1\times {\mathrm{1511}}^1$

素因数の和:1874

約数の個数: 36

約数和(自身を含む): 48707568

約数和(自身を除く): 29505780

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 353, 706, 1059, 1412, 1511, 2118, 3022, 3177, 4236, 4533, 6044, 6354, 9066, 12708, 13599, 18132, 27198, 54396, 533383, 1066766, 1600149, 2133532, 3200298, 4800447, 6400596, 9600894, 19201788]

約数ペア:

[(1, 19201788), (2, 9600894), (3, 6400596), (4, 4800447), (6, 3200298), (9, 2133532), (12, 1600149), (18, 1066766), (36, 533383), (353, 54396), (706, 27198), (1059, 18132), (1412, 13599), (1511, 12708), (2118, 9066), (3022, 6354), (3177, 6044), (4236, 4533)]