19883474

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{2459}}^1$

素因数の和:2785

約数の個数: 16

約数和(自身を含む): 32235840

約数和(自身を除く): 12352366

約数列:

[1, 2, 13, 26, 311, 622, 2459, 4043, 4918, 8086, 31967, 63934, 764749, 1529498, 9941737, 19883474]

約数ペア:

[(1, 19883474), (2, 9941737), (13, 1529498), (26, 764749), (311, 63934), (622, 31967), (2459, 8086), (4043, 4918)]