208021454

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{9871}}^1$

素因数の和:10171

約数の個数: 16

約数和(自身を含む): 320918976

約数和(自身を除く): 112897522

約数列:

[1, 2, 41, 82, 257, 514, 9871, 10537, 19742, 21074, 404711, 809422, 2536847, 5073694, 104010727, 208021454]

約数ペア:

[(1, 208021454), (2, 104010727), (41, 5073694), (82, 2536847), (257, 809422), (514, 404711), (9871, 21074), (10537, 19742)]