19685146

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{2063}}^1$

素因数の和:2445

約数の個数: 16

約数和(自身を含む): 31901184

約数和(自身を除く): 12216038

約数列:

[1, 2, 13, 26, 367, 734, 2063, 4126, 4771, 9542, 26819, 53638, 757121, 1514242, 9842573, 19685146]

約数ペア:

[(1, 19685146), (2, 9842573), (13, 1514242), (26, 757121), (367, 53638), (734, 26819), (2063, 9542), (4126, 4771)]