20352458

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{4027}}^1$

素因数の和:4074

約数の個数: 24

約数和(自身を含む): 36832032

約数和(自身を除く): 16479574

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 361, 722, 2527, 4027, 5054, 8054, 28189, 56378, 76513, 153026, 535591, 1071182, 1453747, 2907494, 10176229, 20352458]

約数ペア:

[(1, 20352458), (2, 10176229), (7, 2907494), (14, 1453747), (19, 1071182), (38, 535591), (133, 153026), (266, 76513), (361, 56378), (722, 28189), (2527, 8054), (4027, 5054)]