18915147957

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{55243}}^1\times {\mathrm{6007}}^1$

素因数の和:61272

約数の個数: 16

約数和(自身を含む): 26552476160

約数和(自身を除く): 7637328203

約数列:

[1, 3, 19, 57, 6007, 18021, 55243, 114133, 165729, 342399, 1049617, 3148851, 331844701, 995534103, 6305049319, 18915147957]

約数ペア:

[(1, 18915147957), (3, 6305049319), (19, 995534103), (57, 331844701), (6007, 3148851), (18021, 1049617), (55243, 342399), (114133, 165729)]