19729034

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{1811}}^1$

素因数の和:2245

約数の個数: 16

約数和(自身を含む): 31963680

約数和(自身を除く): 12234646

約数列:

[1, 2, 13, 26, 419, 838, 1811, 3622, 5447, 10894, 23543, 47086, 758809, 1517618, 9864517, 19729034]

約数ペア:

[(1, 19729034), (2, 9864517), (13, 1517618), (26, 758809), (419, 47086), (838, 23543), (1811, 10894), (3622, 5447)]