20729346

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{3529}}^1$

素因数の和:3634

約数の個数: 32

約数和(自身を含む): 45748800

約数和(自身を除く): 25019454

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 89, 178, 267, 534, 979, 1958, 2937, 3529, 5874, 7058, 10587, 21174, 38819, 77638, 116457, 232914, 314081, 628162, 942243, 1884486, 3454891, 6909782, 10364673, 20729346]

約数ペア:

[(1, 20729346), (2, 10364673), (3, 6909782), (6, 3454891), (11, 1884486), (22, 942243), (33, 628162), (66, 314081), (89, 232914), (178, 116457), (267, 77638), (534, 38819), (979, 21174), (1958, 10587), (2937, 7058), (3529, 5874)]