20580743721

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{2473}}^1\times {\mathrm{64513}}^1$

素因数の和:67032

約数の個数: 16

約数和(自身を含む): 28090943936

約数和(自身を除く): 7510200215

約数列:

[1, 3, 43, 129, 2473, 7419, 64513, 106339, 193539, 319017, 2774059, 8322177, 159540649, 478621947, 6860247907, 20580743721]

約数ペア:

[(1, 20580743721), (3, 6860247907), (43, 478621947), (129, 159540649), (2473, 8322177), (7419, 2774059), (64513, 319017), (106339, 193539)]