19993202

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{4813}}^1$

素因数の和:4913

約数の個数: 16

約数和(自身を含む): 31425792

約数和(自身を除く): 11432590

約数列:

[1, 2, 31, 62, 67, 134, 2077, 4154, 4813, 9626, 149203, 298406, 322471, 644942, 9996601, 19993202]

約数ペア:

[(1, 19993202), (2, 9996601), (31, 644942), (62, 322471), (67, 298406), (134, 149203), (2077, 9626), (4154, 4813)]