19388941

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3307}}^1$

素因数の和:3372

約数の個数: 16

約数和(自身を含む): 23341248

約数和(自身を除く): 3952307

約数列:

[1, 11, 13, 41, 143, 451, 533, 3307, 5863, 36377, 42991, 135587, 472901, 1491457, 1762631, 19388941]

約数ペア:

[(1, 19388941), (11, 1762631), (13, 1491457), (41, 472901), (143, 135587), (451, 42991), (533, 36377), (3307, 5863)]