20377857

素因数分解:

$3^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1\times {\mathrm{293}}^1$

素因数の和:632

約数の個数: 16

約数和(自身を含む): 27659520

約数和(自身を除く): 7281663

約数列:

[1, 3, 97, 239, 291, 293, 717, 879, 23183, 28421, 69549, 70027, 85263, 210081, 6792619, 20377857]

約数ペア:

[(1, 20377857), (3, 6792619), (97, 210081), (239, 85263), (291, 70027), (293, 69549), (717, 28421), (879, 23183)]