19944693

素因数分解:

$3^2\times {\mathrm{107}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:401

約数の個数: 24

約数和(自身を含む): 29484000

約数和(自身を除く): 9539307

約数列:

[1, 3, 9, 107, 139, 149, 321, 417, 447, 963, 1251, 1341, 14873, 15943, 20711, 44619, 47829, 62133, 133857, 143487, 186399, 2216077, 6648231, 19944693]

約数ペア:

[(1, 19944693), (3, 6648231), (9, 2216077), (107, 186399), (139, 143487), (149, 133857), (321, 62133), (417, 47829), (447, 44619), (963, 20711), (1251, 15943), (1341, 14873)]