20097208047

素因数分解:

$3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{479}}^1\times {\mathrm{4679}}^1$

素因数の和:5236

約数の個数: 48

約数和(自身を含む): 31755110400

約数和(自身を除く): 11657902353

約数列:

[1, 3, 7, 21, 49, 61, 147, 183, 427, 479, 1281, 1437, 2989, 3353, 4679, 8967, 10059, 14037, 23471, 29219, 32753, 70413, 87657, 98259, 204533, 229271, 285419, 613599, 687813, 856257, 1431731, 1997933, 2241241, 4295193, 5993799, 6723723, 13985531, 15688687, 41956593, 47066061, 109820809, 136715701, 329462427, 410147103, 957009907, 2871029721, 6699069349, 20097208047]

約数ペア:

[(1, 20097208047), (3, 6699069349), (7, 2871029721), (21, 957009907), (49, 410147103), (61, 329462427), (147, 136715701), (183, 109820809), (427, 47066061), (479, 41956593), (1281, 15688687), (1437, 13985531), (2989, 6723723), (3353, 5993799), (4679, 4295193), (8967, 2241241), (10059, 1997933), (14037, 1431731), (23471, 856257), (29219, 687813), (32753, 613599), (70413, 285419), (87657, 229271), (98259, 204533)]