20550838

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{133447}}^1$

素因数の和:133467

約数の個数: 16

約数和(自身を含む): 38433024

約数和(自身を除く): 17882186

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 133447, 266894, 934129, 1467917, 1868258, 2935834, 10275419, 20550838]

約数ペア:

[(1, 20550838), (2, 10275419), (7, 2935834), (11, 1868258), (14, 1467917), (22, 934129), (77, 266894), (154, 133447)]