20219345185

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{331}}^1\times {\mathrm{6761}}^1$

素因数の和:7249

約数の個数: 32

約数和(自身を含む): 26401011840

約数和(自身を除く): 6181666655

約数列:

[1, 5, 13, 65, 139, 331, 695, 1655, 1807, 4303, 6761, 9035, 21515, 33805, 46009, 87893, 230045, 439465, 598117, 939779, 2237891, 2990585, 4698895, 11189455, 12217127, 29092583, 61085635, 145462915, 311066849, 1555334245, 4043869037, 20219345185]

約数ペア:

[(1, 20219345185), (5, 4043869037), (13, 1555334245), (65, 311066849), (139, 145462915), (331, 61085635), (695, 29092583), (1655, 12217127), (1807, 11189455), (4303, 4698895), (6761, 2990585), (9035, 2237891), (21515, 939779), (33805, 598117), (46009, 439465), (87893, 230045)]