18853225

素因数分解:

$5^2\times {\mathrm{19}}^2\times {\mathrm{2089}}^1$

素因数の和:2137

約数の個数: 18

約数和(自身を含む): 24684990

約数和(自身を除く): 5831765

約数列:

[1, 5, 19, 25, 95, 361, 475, 1805, 2089, 9025, 10445, 39691, 52225, 198455, 754129, 992275, 3770645, 18853225]

約数ペア:

[(1, 18853225), (5, 3770645), (19, 992275), (25, 754129), (95, 198455), (361, 52225), (475, 39691), (1805, 10445), (2089, 9025)]