20736435531

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1\times {\mathrm{509}}^1$

素因数の和:960

約数の個数: 64

約数和(自身を含む): 32572108800

約数和(自身を除く): 11835673269

約数列:

[1, 3, 7, 21, 59, 131, 177, 251, 393, 413, 509, 753, 917, 1239, 1527, 1757, 2751, 3563, 5271, 7729, 10689, 14809, 23187, 30031, 32881, 44427, 54103, 66679, 90093, 98643, 103663, 127759, 162309, 200037, 210217, 230167, 310989, 383277, 466753, 630651, 690501, 894313, 1400259, 1939979, 2682939, 3934061, 5819937, 7537781, 11802183, 13579853, 16736429, 22613343, 27538427, 40739559, 50209287, 52764467, 82615281, 117155003, 158293401, 351465009, 987449311, 2962347933, 6912145177, 20736435531]

約数ペア:

[(1, 20736435531), (3, 6912145177), (7, 2962347933), (21, 987449311), (59, 351465009), (131, 158293401), (177, 117155003), (251, 82615281), (393, 52764467), (413, 50209287), (509, 40739559), (753, 27538427), (917, 22613343), (1239, 16736429), (1527, 13579853), (1757, 11802183), (2751, 7537781), (3563, 5819937), (5271, 3934061), (7729, 2682939), (10689, 1939979), (14809, 1400259), (23187, 894313), (30031, 690501), (32881, 630651), (44427, 466753), (54103, 383277), (66679, 310989), (90093, 230167), (98643, 210217), (103663, 200037), (127759, 162309)]