19905346

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{367}}^1\times {\mathrm{577}}^1$

素因数の和:993

約数の個数: 16

約数和(自身を含む): 30629376

約数和(自身を除く): 10724030

約数列:

[1, 2, 47, 94, 367, 577, 734, 1154, 17249, 27119, 34498, 54238, 211759, 423518, 9952673, 19905346]

約数ペア:

[(1, 19905346), (2, 9952673), (47, 423518), (94, 211759), (367, 54238), (577, 34498), (734, 27119), (1154, 17249)]