19847498

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{3329}}^1$

素因数の和:3613

約数の個数: 16

約数和(自身を含む): 32607360

約数和(自身を除く): 12759862

約数列:

[1, 2, 11, 22, 271, 542, 2981, 3329, 5962, 6658, 36619, 73238, 902159, 1804318, 9923749, 19847498]

約数ペア:

[(1, 19847498), (2, 9923749), (11, 1804318), (22, 902159), (271, 73238), (542, 36619), (2981, 6658), (3329, 5962)]