20797284986

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{11257}}^1\times {\mathrm{40163}}^1$

素因数の和:51445

約数の個数: 16

約数和(自身を含む): 32555974464

約数和(自身を除く): 11758689478

約数列:

[1, 2, 23, 46, 11257, 22514, 40163, 80326, 258911, 517822, 923749, 1847498, 452114891, 904229782, 10398642493, 20797284986]

約数ペア:

[(1, 20797284986), (2, 10398642493), (23, 904229782), (46, 452114891), (11257, 1847498), (22514, 923749), (40163, 517822), (80326, 258911)]