20408971917

素因数分解:

$3^1\times {\mathrm{1193}}^1\times {\mathrm{2377}}^1\times {\mathrm{2399}}^1$

素因数の和:5972

約数の個数: 16

約数和(自身を含む): 27257587200

約数和(自身を除く): 6848615283

約数列:

[1, 3, 1193, 2377, 2399, 3579, 7131, 7197, 2835761, 2862007, 5702423, 8507283, 8586021, 17107269, 6802990639, 20408971917]

約数ペア:

[(1, 20408971917), (3, 6802990639), (1193, 17107269), (2377, 8586021), (2399, 8507283), (3579, 5702423), (7131, 2862007), (7197, 2835761)]