20123146

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{229}}^1\times {\mathrm{829}}^1$

素因数の和:1113

約数の個数: 16

約数和(自身を含む): 30925800

約数和(自身を除く): 10802654

約数列:

[1, 2, 53, 106, 229, 458, 829, 1658, 12137, 24274, 43937, 87874, 189841, 379682, 10061573, 20123146]

約数ペア:

[(1, 20123146), (2, 10061573), (53, 379682), (106, 189841), (229, 87874), (458, 43937), (829, 24274), (1658, 12137)]