19841139

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{19861}}^1$

素因数の和:19907

約数の個数: 16

約数和(自身を含む): 30190240

約数和(自身を除く): 10349101

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 19861, 59583, 178749, 536247, 734857, 2204571, 6613713, 19841139]

約数ペア:

[(1, 19841139), (3, 6613713), (9, 2204571), (27, 734857), (37, 536247), (111, 178749), (333, 59583), (999, 19861)]