20854522797

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{571}}^1\times {\mathrm{13633}}^1$

素因数の和:14273

約数の個数: 32

約数和(自身を含む): 29946808320

約数和(自身を除く): 9092285523

約数列:

[1, 3, 19, 47, 57, 141, 571, 893, 1713, 2679, 10849, 13633, 26837, 32547, 40899, 80511, 259027, 509903, 640751, 777081, 1529709, 1922253, 7784443, 12174269, 23353329, 36522807, 147904417, 365868821, 443713251, 1097606463, 6951507599, 20854522797]

約数ペア:

[(1, 20854522797), (3, 6951507599), (19, 1097606463), (47, 443713251), (57, 365868821), (141, 147904417), (571, 36522807), (893, 23353329), (1713, 12174269), (2679, 7784443), (10849, 1922253), (13633, 1529709), (26837, 777081), (32547, 640751), (40899, 509903), (80511, 259027)]