19713122

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{68927}}^1$

素因数の和:68953

約数の個数: 16

約数和(自身を含む): 34739712

約数和(自身を除く): 15026590

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 68927, 137854, 758197, 896051, 1516394, 1792102, 9856561, 19713122]

約数ペア:

[(1, 19713122), (2, 9856561), (11, 1792102), (13, 1516394), (22, 896051), (26, 758197), (143, 137854), (286, 68927)]