18447339

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1\times {\mathrm{641}}^1$

素因数の和:878

約数の個数: 16

約数和(自身を含む): 25238304

約数和(自身を除く): 6790965

約数列:

[1, 3, 53, 159, 181, 543, 641, 1923, 9593, 28779, 33973, 101919, 116021, 348063, 6149113, 18447339]

約数ペア:

[(1, 18447339), (3, 6149113), (53, 348063), (159, 116021), (181, 101919), (543, 33973), (641, 28779), (1923, 9593)]