16440438

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1987}}^1$

素因数の和:2196

約数の個数: 32

約数和(自身を含む): 37787904

約数和(自身を除く): 21347466

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 197, 394, 591, 1182, 1379, 1987, 2758, 3974, 4137, 5961, 8274, 11922, 13909, 27818, 41727, 83454, 391439, 782878, 1174317, 2348634, 2740073, 5480146, 8220219, 16440438]

約数ペア:

[(1, 16440438), (2, 8220219), (3, 5480146), (6, 2740073), (7, 2348634), (14, 1174317), (21, 782878), (42, 391439), (197, 83454), (394, 41727), (591, 27818), (1182, 13909), (1379, 11922), (1987, 8274), (2758, 5961), (3974, 4137)]