2019678321

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{2689}}^1\times {\mathrm{13177}}^1$

素因数の和:15888

約数の個数: 16

約数和(自身を含む): 2835905600

約数和(自身を除く): 816227279

約数列:

[1, 3, 19, 57, 2689, 8067, 13177, 39531, 51091, 153273, 250363, 751089, 35432953, 106298859, 673226107, 2019678321]

約数ペア:

[(1, 2019678321), (3, 673226107), (19, 106298859), (57, 35432953), (2689, 751089), (8067, 250363), (13177, 153273), (39531, 51091)]