20052967431

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{2273}}^1$

素因数の和:2512

約数の個数: 64

約数和(自身を含む): 31833962496

約数和(自身を除く): 11780995065

約数列:

[1, 3, 7, 21, 61, 71, 97, 183, 213, 291, 427, 497, 679, 1281, 1491, 2037, 2273, 4331, 5917, 6819, 6887, 12993, 15911, 17751, 20661, 30317, 41419, 47733, 48209, 90951, 124257, 138653, 144627, 161383, 220481, 415959, 420107, 484149, 661443, 970571, 1129681, 1260321, 1543367, 2911713, 2940749, 3389043, 4630101, 8822247, 9844363, 13449341, 15654151, 29533089, 40348023, 46962453, 68910541, 94145387, 109579057, 206731623, 282436161, 328737171, 954903211, 2864709633, 6684322477, 20052967431]

約数ペア:

[(1, 20052967431), (3, 6684322477), (7, 2864709633), (21, 954903211), (61, 328737171), (71, 282436161), (97, 206731623), (183, 109579057), (213, 94145387), (291, 68910541), (427, 46962453), (497, 40348023), (679, 29533089), (1281, 15654151), (1491, 13449341), (2037, 9844363), (2273, 8822247), (4331, 4630101), (5917, 3389043), (6819, 2940749), (6887, 2911713), (12993, 1543367), (15911, 1260321), (17751, 1129681), (20661, 970571), (30317, 661443), (41419, 484149), (47733, 420107), (48209, 415959), (90951, 220481), (124257, 161383), (138653, 144627)]