20109141

素因数分解:

$3^4\times {\mathrm{13}}^3\times {\mathrm{113}}^1$

素因数の和:164

約数の個数: 40

約数和(自身を含む): 32829720

約数和(自身を除く): 12720579

約数列:

[1, 3, 9, 13, 27, 39, 81, 113, 117, 169, 339, 351, 507, 1017, 1053, 1469, 1521, 2197, 3051, 4407, 4563, 6591, 9153, 13221, 13689, 19097, 19773, 39663, 57291, 59319, 118989, 171873, 177957, 248261, 515619, 744783, 1546857, 2234349, 6703047, 20109141]

約数ペア:

[(1, 20109141), (3, 6703047), (9, 2234349), (13, 1546857), (27, 744783), (39, 515619), (81, 248261), (113, 177957), (117, 171873), (169, 118989), (339, 59319), (351, 57291), (507, 39663), (1017, 19773), (1053, 19097), (1469, 13689), (1521, 13221), (2197, 9153), (3051, 6591), (4407, 4563)]