19719994

素因数分解:

$2^1\times 7^1\times {\mathrm{907}}^1\times {\mathrm{1553}}^1$

素因数の和:2469

約数の個数: 16

約数和(自身を含む): 33864768

約数和(自身を除く): 14144774

約数列:

[1, 2, 7, 14, 907, 1553, 1814, 3106, 6349, 10871, 12698, 21742, 1408571, 2817142, 9859997, 19719994]

約数ペア:

[(1, 19719994), (2, 9859997), (7, 2817142), (14, 1408571), (907, 21742), (1553, 12698), (1814, 10871), (3106, 6349)]