20113077621

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1\times {\mathrm{12277}}^1$

素因数の和:12670

約数の個数: 64

約数和(自身を含む): 35049466368

約数和(自身を除く): 14936388747

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 353, 357, 663, 1059, 1547, 2471, 4589, 4641, 6001, 7413, 12277, 13767, 18003, 32123, 36831, 42007, 78013, 85939, 96369, 126021, 159601, 208709, 234039, 257817, 478803, 546091, 626127, 1117207, 1460963, 1638273, 2713217, 3351621, 4333781, 4382889, 8139651, 13001343, 18992519, 30336467, 56339153, 56977557, 73674277, 91009401, 169017459, 221022831, 394374071, 515719939, 957765601, 1183122213, 1547159817, 2873296803, 6704359207, 20113077621]

約数ペア:

[(1, 20113077621), (3, 6704359207), (7, 2873296803), (13, 1547159817), (17, 1183122213), (21, 957765601), (39, 515719939), (51, 394374071), (91, 221022831), (119, 169017459), (221, 91009401), (273, 73674277), (353, 56977557), (357, 56339153), (663, 30336467), (1059, 18992519), (1547, 13001343), (2471, 8139651), (4589, 4382889), (4641, 4333781), (6001, 3351621), (7413, 2713217), (12277, 1638273), (13767, 1460963), (18003, 1117207), (32123, 626127), (36831, 546091), (42007, 478803), (78013, 257817), (85939, 234039), (96369, 208709), (126021, 159601)]