40662992

素因数分解:

$2^4\times {\mathrm{509}}^1\times {\mathrm{4993}}^1$

素因数の和:5510

約数の個数: 20

約数和(自身を含む): 78955140

約数和(自身を除く): 38292148

約数列:

[1, 2, 4, 8, 16, 509, 1018, 2036, 4072, 4993, 8144, 9986, 19972, 39944, 79888, 2541437, 5082874, 10165748, 20331496, 40662992]

約数ペア:

[(1, 40662992), (2, 20331496), (4, 10165748), (8, 5082874), (16, 2541437), (509, 79888), (1018, 39944), (2036, 19972), (4072, 9986), (4993, 8144)]