12920884

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1367}}^1$

素因数の和:1527

約数の個数: 24

約数和(自身を含む): 24131520

約数和(自身を除く): 11210636

約数列:

[1, 2, 4, 17, 34, 68, 139, 278, 556, 1367, 2363, 2734, 4726, 5468, 9452, 23239, 46478, 92956, 190013, 380026, 760052, 3230221, 6460442, 12920884]

約数ペア:

[(1, 12920884), (2, 6460442), (4, 3230221), (17, 760052), (34, 380026), (68, 190013), (139, 92956), (278, 46478), (556, 23239), (1367, 9452), (2363, 5468), (2734, 4726)]