20104774

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{1669}}^1$

素因数の和:2007

約数の個数: 16

約数和(自身を含む): 31863600

約数和(自身を除く): 11758826

約数列:

[1, 2, 19, 38, 317, 634, 1669, 3338, 6023, 12046, 31711, 63422, 529073, 1058146, 10052387, 20104774]

約数ペア:

[(1, 20104774), (2, 10052387), (19, 1058146), (38, 529073), (317, 63422), (634, 31711), (1669, 12046), (3338, 6023)]