20525798

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{1867}}^1$

素因数の和:2131

約数の個数: 16

約数和(自身を含む): 32279040

約数和(自身を除く): 11753242

約数列:

[1, 2, 23, 46, 239, 478, 1867, 3734, 5497, 10994, 42941, 85882, 446213, 892426, 10262899, 20525798]

約数ペア:

[(1, 20525798), (2, 10262899), (23, 892426), (46, 446213), (239, 85882), (478, 42941), (1867, 10994), (3734, 5497)]