20804529273

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{643}}^1\times {\mathrm{907}}^1$

素因数の和:1634

約数の個数: 64

約数和(自身を含む): 32334446592

約数和(自身を除く): 11529917319

約数列:

[1, 3, 11, 23, 33, 47, 69, 141, 253, 517, 643, 759, 907, 1081, 1551, 1929, 2721, 3243, 7073, 9977, 11891, 14789, 20861, 21219, 29931, 30221, 35673, 42629, 44367, 62583, 90663, 127887, 162679, 229471, 332431, 468919, 488037, 583201, 688413, 695083, 980467, 997293, 1406757, 1749603, 2085249, 2941401, 6415211, 7645913, 10785137, 13413623, 19245633, 22937739, 27410447, 32355411, 40240869, 82231341, 147549853, 301514917, 442649559, 630440281, 904544751, 1891320843, 6934843091, 20804529273]

約数ペア:

[(1, 20804529273), (3, 6934843091), (11, 1891320843), (23, 904544751), (33, 630440281), (47, 442649559), (69, 301514917), (141, 147549853), (253, 82231341), (517, 40240869), (643, 32355411), (759, 27410447), (907, 22937739), (1081, 19245633), (1551, 13413623), (1929, 10785137), (2721, 7645913), (3243, 6415211), (7073, 2941401), (9977, 2085249), (11891, 1749603), (14789, 1406757), (20861, 997293), (21219, 980467), (29931, 695083), (30221, 688413), (35673, 583201), (42629, 488037), (44367, 468919), (62583, 332431), (90663, 229471), (127887, 162679)]