20075965

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{44123}}^1$

素因数の和:44148

約数の個数: 16

約数和(自身を含む): 29651328

約数和(自身を除く): 9575363

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 44123, 220615, 308861, 573599, 1544305, 2867995, 4015193, 20075965]

約数ペア:

[(1, 20075965), (5, 4015193), (7, 2867995), (13, 1544305), (35, 573599), (65, 308861), (91, 220615), (455, 44123)]