19319240

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{3803}}^1$

素因数の和:3941

約数の個数: 32

約数和(自身を含む): 43822080

約数和(自身を除く): 24502840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 3803, 5080, 7606, 15212, 19015, 30424, 38030, 76060, 152120, 482981, 965962, 1931924, 2414905, 3863848, 4829810, 9659620, 19319240]

約数ペア:

[(1, 19319240), (2, 9659620), (4, 4829810), (5, 3863848), (8, 2414905), (10, 1931924), (20, 965962), (40, 482981), (127, 152120), (254, 76060), (508, 38030), (635, 30424), (1016, 19015), (1270, 15212), (2540, 7606), (3803, 5080)]