20565643966

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{77314451}}^1$

素因数の和:77314479

約数の個数: 16

約数和(自身を含む): 37110936960

約数和(自身を除く): 16545292994

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 77314451, 154628902, 541201157, 1082402314, 1468974569, 2937949138, 10282821983, 20565643966]

約数ペア:

[(1, 20565643966), (2, 10282821983), (7, 2937949138), (14, 1468974569), (19, 1082402314), (38, 541201157), (133, 154628902), (266, 77314451)]