19474442

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{17419}}^1$

素因数の和:17477

約数の個数: 16

約数和(自身を含む): 32192160

約数和(自身を除く): 12717718

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 17419, 34838, 226447, 452894, 749017, 1498034, 9737221, 19474442]

約数ペア:

[(1, 19474442), (2, 9737221), (13, 1498034), (26, 749017), (43, 452894), (86, 226447), (559, 34838), (1118, 17419)]