18877835

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{1297}}^1$

素因数の和:1414

約数の個数: 16

約数和(自身を含む): 23550912

約数和(自身を除く): 4673077

約数列:

[1, 5, 41, 71, 205, 355, 1297, 2911, 6485, 14555, 53177, 92087, 265885, 460435, 3775567, 18877835]

約数ペア:

[(1, 18877835), (5, 3775567), (41, 460435), (71, 265885), (205, 92087), (355, 53177), (1297, 14555), (2911, 6485)]