18857514

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{577}}^1$

素因数の和:1014

約数の個数: 32

約数和(自身を含む): 40783680

約数和(自身を除く): 21926166

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 419, 577, 838, 1154, 1257, 1731, 2514, 3462, 5447, 7501, 10894, 15002, 16341, 22503, 32682, 45006, 241763, 483526, 725289, 1450578, 3142919, 6285838, 9428757, 18857514]

約数ペア:

[(1, 18857514), (2, 9428757), (3, 6285838), (6, 3142919), (13, 1450578), (26, 725289), (39, 483526), (78, 241763), (419, 45006), (577, 32682), (838, 22503), (1154, 16341), (1257, 15002), (1731, 10894), (2514, 7501), (3462, 5447)]