19039438

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{6317}}^1$

素因数の和:6467

約数の個数: 16

約数和(自身を含む): 31387824

約数和(自身を除く): 12348386

約数列:

[1, 2, 11, 22, 137, 274, 1507, 3014, 6317, 12634, 69487, 138974, 865429, 1730858, 9519719, 19039438]

約数ペア:

[(1, 19039438), (2, 9519719), (11, 1730858), (22, 865429), (137, 138974), (274, 69487), (1507, 12634), (3014, 6317)]