20115217906

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{38832467}}^1$

素因数の和:38832513

約数の個数: 16

約数和(自身を含む): 35415210816

約数和(自身を除く): 15299992910

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 38832467, 77664934, 271827269, 543654538, 1436801279, 2873602558, 10057608953, 20115217906]

約数ペア:

[(1, 20115217906), (2, 10057608953), (7, 2873602558), (14, 1436801279), (37, 543654538), (74, 271827269), (259, 77664934), (518, 38832467)]