20781732

素因数分解:

$2^2\times 3^1\times {\mathrm{911}}^1\times {\mathrm{1901}}^1$

素因数の和:2819

約数の個数: 24

約数和(自身を含む): 48569472

約数和(自身を除く): 27787740

約数列:

[1, 2, 3, 4, 6, 12, 911, 1822, 1901, 2733, 3644, 3802, 5466, 5703, 7604, 10932, 11406, 22812, 1731811, 3463622, 5195433, 6927244, 10390866, 20781732]

約数ペア:

[(1, 20781732), (2, 10390866), (3, 6927244), (4, 5195433), (6, 3463622), (12, 1731811), (911, 22812), (1822, 11406), (1901, 10932), (2733, 7604), (3644, 5703), (3802, 5466)]