20138294

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{39799}}^1$

素因数の和:39835

約数の個数: 16

約数和(自身を含む): 34387200

約数和(自身を除く): 14248906

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 39799, 79598, 437789, 875578, 915377, 1830754, 10069147, 20138294]

約数ペア:

[(1, 20138294), (2, 10069147), (11, 1830754), (22, 915377), (23, 875578), (46, 437789), (253, 79598), (506, 39799)]