20181978618

素因数分解:

$2^1\times 3^1\times {\mathrm{82469}}^1\times {\mathrm{40787}}^1$

素因数の和:123261

約数の個数: 16

約数和(自身を含む): 40365436320

約数和(自身を除く): 20183457702

約数列:

[1, 2, 3, 6, 40787, 81574, 82469, 122361, 164938, 244722, 247407, 494814, 3363663103, 6727326206, 10090989309, 20181978618]

約数ペア:

[(1, 20181978618), (2, 10090989309), (3, 6727326206), (6, 3363663103), (40787, 494814), (81574, 247407), (82469, 244722), (122361, 164938)]