20040981

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{2287}}^1$

素因数の和:2440

約数の個数: 16

約数和(自身を含む): 28114944

約数和(自身を除く): 8073963

約数列:

[1, 3, 23, 69, 127, 381, 2287, 2921, 6861, 8763, 52601, 157803, 290449, 871347, 6680327, 20040981]

約数ペア:

[(1, 20040981), (3, 6680327), (23, 871347), (69, 290449), (127, 157803), (381, 52601), (2287, 8763), (2921, 6861)]