20089147

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{631}}^1$

素因数の和:754

約数の個数: 16

約数和(自身を含む): 22650880

約数和(自身を除く): 2561733

約数列:

[1, 13, 31, 79, 403, 631, 1027, 2449, 8203, 19561, 31837, 49849, 254293, 648037, 1545319, 20089147]

約数ペア:

[(1, 20089147), (13, 1545319), (31, 648037), (79, 254293), (403, 49849), (631, 31837), (1027, 19561), (2449, 8203)]