20766699

素因数分解:

$3^4\times {\mathrm{449}}^1\times {\mathrm{571}}^1$

素因数の和:1032

約数の個数: 20

約数和(自身を含む): 31145400

約数和(自身を除く): 10378701

約数列:

[1, 3, 9, 27, 81, 449, 571, 1347, 1713, 4041, 5139, 12123, 15417, 36369, 46251, 256379, 769137, 2307411, 6922233, 20766699]

約数ペア:

[(1, 20766699), (3, 6922233), (9, 2307411), (27, 769137), (81, 256379), (449, 46251), (571, 36369), (1347, 15417), (1713, 12123), (4041, 5139)]