19103331

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{6899}}^1$

素因数の和:6986

約数の個数: 16

約数和(自身を含む): 27820800

約数和(自身を除く): 8717469

約数列:

[1, 3, 13, 39, 71, 213, 923, 2769, 6899, 20697, 89687, 269061, 489829, 1469487, 6367777, 19103331]

約数ペア:

[(1, 19103331), (3, 6367777), (13, 1469487), (39, 489829), (71, 269061), (213, 89687), (923, 20697), (2769, 6899)]