20145857547

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1\times {\mathrm{11113}}^1$

素因数の和:11523

約数の個数: 32

約数和(自身を含む): 28295354880

約数和(自身を除く): 8149497333

約数列:

[1, 3, 29, 67, 87, 201, 311, 933, 1943, 5829, 9019, 11113, 20837, 27057, 33339, 62511, 322277, 604273, 744571, 966831, 1812819, 2233713, 3456143, 10368429, 21592559, 64777677, 100228147, 231561581, 300684441, 694684743, 6715285849, 20145857547]

約数ペア:

[(1, 20145857547), (3, 6715285849), (29, 694684743), (67, 300684441), (87, 231561581), (201, 100228147), (311, 64777677), (933, 21592559), (1943, 10368429), (5829, 3456143), (9019, 2233713), (11113, 1812819), (20837, 966831), (27057, 744571), (33339, 604273), (62511, 322277)]