18280071

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{2017}}^1$

素因数の和:2095

約数の個数: 24

約数和(自身を含む): 28332720

約数和(自身を除く): 10052649

約数列:

[1, 3, 9, 19, 53, 57, 159, 171, 477, 1007, 2017, 3021, 6051, 9063, 18153, 38323, 106901, 114969, 320703, 344907, 962109, 2031119, 6093357, 18280071]

約数ペア:

[(1, 18280071), (3, 6093357), (9, 2031119), (19, 962109), (53, 344907), (57, 320703), (159, 114969), (171, 106901), (477, 38323), (1007, 18153), (2017, 9063), (3021, 6051)]