20512876784

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{2251}}^1\times {\mathrm{24763}}^1$

素因数の和:27045

約数の個数: 40

約数和(自身を含む): 41491784832

約数和(自身を除く): 20978908048

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 2251, 4502, 9004, 18008, 24763, 36016, 49526, 51773, 99052, 103546, 198104, 207092, 396208, 414184, 569549, 828368, 1139098, 2278196, 4556392, 9112784, 55741513, 111483026, 222966052, 445932104, 891864208, 1282054799, 2564109598, 5128219196, 10256438392, 20512876784]

約数ペア:

[(1, 20512876784), (2, 10256438392), (4, 5128219196), (8, 2564109598), (16, 1282054799), (23, 891864208), (46, 445932104), (92, 222966052), (184, 111483026), (368, 55741513), (2251, 9112784), (4502, 4556392), (9004, 2278196), (18008, 1139098), (24763, 828368), (36016, 569549), (49526, 414184), (51773, 396208), (99052, 207092), (103546, 198104)]