18855969

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{10781}}^1$

素因数の和:10848

約数の個数: 16

約数和(自身を含む): 27946944

約数和(自身を除く): 9090975

約数列:

[1, 3, 11, 33, 53, 159, 583, 1749, 10781, 32343, 118591, 355773, 571393, 1714179, 6285323, 18855969]

約数ペア:

[(1, 18855969), (3, 6285323), (11, 1714179), (33, 571393), (53, 355773), (159, 118591), (583, 32343), (1749, 10781)]