219038672

素因数分解:

$2^4\times {\mathrm{1993}}^1\times {\mathrm{6869}}^1$

素因数の和:8870

約数の個数: 20

約数和(自身を含む): 424662180

約数和(自身を除く): 205623508

約数列:

[1, 2, 4, 8, 16, 1993, 3986, 6869, 7972, 13738, 15944, 27476, 31888, 54952, 109904, 13689917, 27379834, 54759668, 109519336, 219038672]

約数ペア:

[(1, 219038672), (2, 109519336), (4, 54759668), (8, 27379834), (16, 13689917), (1993, 109904), (3986, 54952), (6869, 31888), (7972, 27476), (13738, 15944)]