2560342518

素因数分解:

$2^1\times 3^2\times {\mathrm{661}}^1\times {\mathrm{215191}}^1$

素因数の和:215860

約数の個数: 24

約数和(自身を含む): 5555827056

約数和(自身を除く): 2995484538

約数列:

[1, 2, 3, 6, 9, 18, 661, 1322, 1983, 3966, 5949, 11898, 215191, 430382, 645573, 1291146, 1936719, 3873438, 142241251, 284482502, 426723753, 853447506, 1280171259, 2560342518]

約数ペア:

[(1, 2560342518), (2, 1280171259), (3, 853447506), (6, 426723753), (9, 284482502), (18, 142241251), (661, 3873438), (1322, 1936719), (1983, 1291146), (3966, 645573), (5949, 430382), (11898, 215191)]