20165566743

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2083}}^1\times {\mathrm{4957}}^1$

素因数の和:7084

約数の個数: 48

約数和(自身を含む): 34386466816

約数和(自身を除く): 14220900073

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 2083, 4957, 6249, 14581, 14871, 18747, 34699, 43743, 44613, 64573, 104097, 131229, 153667, 193719, 312291, 452011, 461001, 581157, 1075669, 1356033, 1383003, 3227007, 4068099, 9681021, 10325431, 30976293, 72278017, 92928879, 216834051, 320088361, 650502153, 960265083, 2240618527, 2880795249, 6721855581, 20165566743]

約数ペア:

[(1, 20165566743), (3, 6721855581), (7, 2880795249), (9, 2240618527), (21, 960265083), (31, 650502153), (63, 320088361), (93, 216834051), (217, 92928879), (279, 72278017), (651, 30976293), (1953, 10325431), (2083, 9681021), (4957, 4068099), (6249, 3227007), (14581, 1383003), (14871, 1356033), (18747, 1075669), (34699, 581157), (43743, 461001), (44613, 452011), (64573, 312291), (104097, 193719), (131229, 153667)]