20654751

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{2273}}^1$

素因数の和:2522

約数の個数: 16

約数和(自身を含む): 29798496

約数和(自身を除く): 9143745

約数列:

[1, 3, 13, 39, 233, 699, 2273, 3029, 6819, 9087, 29549, 88647, 529609, 1588827, 6884917, 20654751]

約数ペア:

[(1, 20654751), (3, 6884917), (13, 1588827), (39, 529609), (233, 88647), (699, 29549), (2273, 9087), (3029, 6819)]