20264289

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{5443}}^1$

素因数の和:5536

約数の個数: 16

約数和(自身を含む): 29005632

約数和(自身を除く): 8741343

約数列:

[1, 3, 17, 51, 73, 219, 1241, 3723, 5443, 16329, 92531, 277593, 397339, 1192017, 6754763, 20264289]

約数ペア:

[(1, 20264289), (3, 6754763), (17, 1192017), (51, 397339), (73, 277593), (219, 92531), (1241, 16329), (3723, 5443)]