2668156947

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{823}}^1\times {\mathrm{18959}}^1$

素因数の和:19807

約数の個数: 24

約数和(自身を含む): 4061990400

約数和(自身を除く): 1393833453

約数列:

[1, 3, 9, 19, 57, 171, 823, 2469, 7407, 15637, 18959, 46911, 56877, 140733, 170631, 360221, 1080663, 3241989, 15603257, 46809771, 140429313, 296461883, 889385649, 2668156947]

約数ペア:

[(1, 2668156947), (3, 889385649), (9, 296461883), (19, 140429313), (57, 46809771), (171, 15603257), (823, 3241989), (2469, 1080663), (7407, 360221), (15637, 170631), (18959, 140733), (46911, 56877)]