20194447

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{709}}^1$

素因数の和:1042

約数の個数: 16

約数和(自身を含む): 24969280

約数和(自身を除く): 4774833

約数列:

[1, 7, 13, 91, 313, 709, 2191, 4069, 4963, 9217, 28483, 64519, 221917, 1553419, 2884921, 20194447]

約数ペア:

[(1, 20194447), (7, 2884921), (13, 1553419), (91, 221917), (313, 64519), (709, 28483), (2191, 9217), (4069, 4963)]