20081225469

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{981919}}^1$

素因数の和:982340

約数の個数: 16

約数和(自身を含む): 28420692480

約数和(自身を除く): 8339467011

約数列:

[1, 3, 17, 51, 401, 1203, 6817, 20451, 981919, 2945757, 16692623, 50077869, 393749519, 1181248557, 6693741823, 20081225469]

約数ペア:

[(1, 20081225469), (3, 6693741823), (17, 1181248557), (51, 393749519), (401, 50077869), (1203, 16692623), (6817, 2945757), (20451, 981919)]