19802294

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{27427}}^1$

素因数の和:27467

約数の個数: 12

約数和(自身を含む): 31350204

約数和(自身を除く): 11547910

約数列:

[1, 2, 19, 38, 361, 722, 27427, 54854, 521113, 1042226, 9901147, 19802294]

約数ペア:

[(1, 19802294), (2, 9901147), (19, 1042226), (38, 521113), (361, 54854), (722, 27427)]