18661054

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{2237}}^1$

素因数の和:2379

約数の個数: 16

約数和(自身を含む): 28950768

約数和(自身を除く): 10289714

約数列:

[1, 2, 43, 86, 97, 194, 2237, 4171, 4474, 8342, 96191, 192382, 216989, 433978, 9330527, 18661054]

約数ペア:

[(1, 18661054), (2, 9330527), (43, 433978), (86, 216989), (97, 192382), (194, 96191), (2237, 8342), (4171, 4474)]