20248900641

素因数分解:

$3^3\times {\mathrm{97}}^1\times {\mathrm{479}}^1\times {\mathrm{16141}}^1$

素因数の和:16726

約数の個数: 32

約数和(自身を含む): 30372787200

約数和(自身を除く): 10123886559

約数列:

[1, 3, 9, 27, 97, 291, 479, 873, 1437, 2619, 4311, 12933, 16141, 46463, 48423, 139389, 145269, 418167, 435807, 1254501, 1565677, 4697031, 7731539, 14091093, 23194617, 42273279, 69583851, 208751553, 749959283, 2249877849, 6749633547, 20248900641]

約数ペア:

[(1, 20248900641), (3, 6749633547), (9, 2249877849), (27, 749959283), (97, 208751553), (291, 69583851), (479, 42273279), (873, 23194617), (1437, 14091093), (2619, 7731539), (4311, 4697031), (12933, 1565677), (16141, 1254501), (46463, 435807), (48423, 418167), (139389, 145269)]