20170596784

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1171}}^1\times {\mathrm{82813}}^1$

素因数の和:84005

約数の個数: 40

約数和(自身を含む): 42123175472

約数和(自身を除く): 21952578688

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1171, 2342, 4684, 9368, 15223, 18736, 30446, 60892, 82813, 121784, 165626, 243568, 331252, 662504, 1076569, 1325008, 2153138, 4306276, 8612552, 17225104, 96974023, 193948046, 387896092, 775792184, 1260662299, 1551584368, 2521324598, 5042649196, 10085298392, 20170596784]

約数ペア:

[(1, 20170596784), (2, 10085298392), (4, 5042649196), (8, 2521324598), (13, 1551584368), (16, 1260662299), (26, 775792184), (52, 387896092), (104, 193948046), (208, 96974023), (1171, 17225104), (2342, 8612552), (4684, 4306276), (9368, 2153138), (15223, 1325008), (18736, 1076569), (30446, 662504), (60892, 331252), (82813, 243568), (121784, 165626)]