19869885

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{63079}}^1$

素因数の和:63097

約数の個数: 24

約数和(自身を含む): 39361920

約数和(自身を除く): 19492035

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 63079, 189237, 315395, 441553, 567711, 946185, 1324659, 2207765, 2838555, 3973977, 6623295, 19869885]

約数ペア:

[(1, 19869885), (3, 6623295), (5, 3973977), (7, 2838555), (9, 2207765), (15, 1324659), (21, 946185), (35, 567711), (45, 441553), (63, 315395), (105, 189237), (315, 63079)]