20945156942

素因数分解:

$2^1\times {\mathrm{271}}^1\times {\mathrm{4373}}^1\times {\mathrm{8837}}^1$

素因数の和:13483

約数の個数: 16

約数和(自身を含む): 31544448192

約数和(自身を除く): 10599291250

約数列:

[1, 2, 271, 542, 4373, 8746, 8837, 17674, 1185083, 2370166, 2394827, 4789654, 38644201, 77288402, 10472578471, 20945156942]

約数ペア:

[(1, 20945156942), (2, 10472578471), (271, 77288402), (542, 38644201), (4373, 4789654), (8746, 2394827), (8837, 2370166), (17674, 1185083)]