20073709

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{197}}^1$

素因数の和:420

約数の個数: 16

約数和(自身を含む): 22049280

約数和(自身を除く): 1975571

約数列:

[1, 19, 31, 173, 197, 589, 3287, 3743, 5363, 6107, 34081, 101897, 116033, 647539, 1056511, 20073709]

約数ペア:

[(1, 20073709), (19, 1056511), (31, 647539), (173, 116033), (197, 101897), (589, 34081), (3287, 6107), (3743, 5363)]