18740786

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{5297}}^1$

素因数の和:5389

約数の個数: 16

約数和(自身を含む): 29562840

約数和(自身を除く): 10822054

約数列:

[1, 2, 29, 58, 61, 122, 1769, 3538, 5297, 10594, 153613, 307226, 323117, 646234, 9370393, 18740786]

約数ペア:

[(1, 18740786), (2, 9370393), (29, 646234), (58, 323117), (61, 307226), (122, 153613), (1769, 10594), (3538, 5297)]