19191777

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{10973}}^1$

素因数の和:11040

約数の個数: 16

約数和(自身を含む): 28444608

約数和(自身を除く): 9252831

約数列:

[1, 3, 11, 33, 53, 159, 583, 1749, 10973, 32919, 120703, 362109, 581569, 1744707, 6397259, 19191777]

約数ペア:

[(1, 19191777), (3, 6397259), (11, 1744707), (33, 581569), (53, 362109), (159, 120703), (583, 32919), (1749, 10973)]