19808106

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{143537}}^1$

素因数の和:143565

約数の個数: 16

約数和(自身を含む): 41338944

約数和(自身を除く): 21530838

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 143537, 287074, 430611, 861222, 3301351, 6602702, 9904053, 19808106]

約数ペア:

[(1, 19808106), (2, 9904053), (3, 6602702), (6, 3301351), (23, 861222), (46, 430611), (69, 287074), (138, 143537)]