20301957

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2377}}^1$

素因数の和:2469

約数の個数: 24

約数和(自身を含む): 32026904

約数和(自身を除く): 11724947

約数列:

[1, 3, 9, 13, 39, 73, 117, 219, 657, 949, 2377, 2847, 7131, 8541, 21393, 30901, 92703, 173521, 278109, 520563, 1561689, 2255773, 6767319, 20301957]

約数ペア:

[(1, 20301957), (3, 6767319), (9, 2255773), (13, 1561689), (39, 520563), (73, 278109), (117, 173521), (219, 92703), (657, 30901), (949, 21393), (2377, 8541), (2847, 7131)]