2019021471

素因数分解:

$3^4\times {\mathrm{137}}^1\times {\mathrm{181943}}^1$

素因数の和:182092

約数の個数: 20

約数和(自身を含む): 3038100912

約数和(自身を除く): 1019079441

約数列:

[1, 3, 9, 27, 81, 137, 411, 1233, 3699, 11097, 181943, 545829, 1637487, 4912461, 14737383, 24926191, 74778573, 224335719, 673007157, 2019021471]

約数ペア:

[(1, 2019021471), (3, 673007157), (9, 224335719), (27, 74778573), (81, 24926191), (137, 14737383), (411, 4912461), (1233, 1637487), (3699, 545829), (11097, 181943)]