18519952

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{105227}}^1$

素因数の和:105246

約数の個数: 20

約数和(自身を含む): 39144816

約数和(自身を除く): 20624864

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 105227, 210454, 420908, 841816, 1157497, 1683632, 2314994, 4629988, 9259976, 18519952]

約数ペア:

[(1, 18519952), (2, 9259976), (4, 4629988), (8, 2314994), (11, 1683632), (16, 1157497), (22, 841816), (44, 420908), (88, 210454), (176, 105227)]