19907.0000000

素因数分解:

$2^1\times 3^1\times {\mathrm{163}}^1\times {\mathrm{3271}}^1$

素因数の和:3439

約数の個数: 16

約数和(自身を含む): 6439296

約数和(自身を除く): 3240258

約数列:

[1, 2, 3, 6, 163, 326, 489, 978, 3271, 6542, 9813, 19626, 533173, 1066346, 1599519, 3199038]

約数ペア:

[(1, 3199038), (2, 1599519), (3, 1066346), (6, 533173), (163, 19626), (326, 9813), (489, 6542), (978, 3271)]