15857892

素因数分解:

$2^2\times 3^2\times {\mathrm{440497}}^1$

素因数の和:440507

約数の個数: 18

約数和(自身を含む): 40085318

約数和(自身を除く): 24227426

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 440497, 880994, 1321491, 1761988, 2642982, 3964473, 5285964, 7928946, 15857892]

約数ペア:

[(1, 15857892), (2, 7928946), (3, 5285964), (4, 3964473), (6, 2642982), (9, 1761988), (12, 1321491), (18, 880994), (36, 440497)]