18556802

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{6971}}^1$

素因数の和:7006

約数の個数: 16

約数和(自身を含む): 30621024

約数和(自身を除く): 12064222

約数列:

[1, 2, 11, 22, 121, 242, 1331, 2662, 6971, 13942, 76681, 153362, 843491, 1686982, 9278401, 18556802]

約数ペア:

[(1, 18556802), (2, 9278401), (11, 1686982), (22, 843491), (121, 153362), (242, 76681), (1331, 13942), (2662, 6971)]