20178580066

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{2683}}^1\times {\mathrm{221203}}^1$

素因数の和:223905

約数の個数: 16

約数和(自身を含む): 32060422944

約数和(自身を除く): 11881842878

約数列:

[1, 2, 17, 34, 2683, 5366, 45611, 91222, 221203, 442406, 3760451, 7520902, 593487649, 1186975298, 10089290033, 20178580066]

約数ペア:

[(1, 20178580066), (2, 10089290033), (17, 1186975298), (34, 593487649), (2683, 7520902), (5366, 3760451), (45611, 442406), (91222, 221203)]