20955418

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{6067}}^1$

素因数の和:6237

約数の個数: 16

約数和(自身を含む): 34514784

約数和(自身を除く): 13559366

約数列:

[1, 2, 11, 22, 157, 314, 1727, 3454, 6067, 12134, 66737, 133474, 952519, 1905038, 10477709, 20955418]

約数ペア:

[(1, 20955418), (2, 10477709), (11, 1905038), (22, 952519), (157, 133474), (314, 66737), (1727, 12134), (3454, 6067)]