20548118519

素因数分解:

${\mathrm{29}}^2\times {\mathrm{83}}^1\times {\mathrm{431}}^1\times {\mathrm{683}}^1$

素因数の和:1255

約数の個数: 24

約数和(自身を含む): 21619084032

約数和(自身を除く): 1070965513

約数列:

[1, 29, 83, 431, 683, 841, 2407, 12499, 19807, 35773, 56689, 69803, 294373, 362471, 574403, 1037417, 1643981, 8536817, 24432959, 30085093, 47675449, 247567693, 708555811, 20548118519]

約数ペア:

[(1, 20548118519), (29, 708555811), (83, 247567693), (431, 47675449), (683, 30085093), (841, 24432959), (2407, 8536817), (12499, 1643981), (19807, 1037417), (35773, 574403), (56689, 362471), (69803, 294373)]