19988022

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{1543}}^1$

素因数の和:1692

約数の個数: 32

約数和(自身を含む): 42688512

約数和(自身を除く): 22700490

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 127, 254, 381, 762, 1543, 2159, 3086, 4318, 4629, 6477, 9258, 12954, 26231, 52462, 78693, 157386, 195961, 391922, 587883, 1175766, 3331337, 6662674, 9994011, 19988022]

約数ペア:

[(1, 19988022), (2, 9994011), (3, 6662674), (6, 3331337), (17, 1175766), (34, 587883), (51, 391922), (102, 195961), (127, 157386), (254, 78693), (381, 52462), (762, 26231), (1543, 12954), (2159, 9258), (3086, 6477), (4318, 4629)]