31863238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{20399}}^1$

素因数の和:20483

約数の個数: 16

約数和(自身を含む): 52876800

約数和(自身を除く): 21013562

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 20399, 40798, 224389, 448778, 1448329, 2896658, 15931619, 31863238]

約数ペア:

[(1, 31863238), (2, 15931619), (11, 2896658), (22, 1448329), (71, 448778), (142, 224389), (781, 40798), (1562, 20399)]