20647706737

素因数分解:

$7^1\times {\mathrm{149}}^1\times {\mathrm{691}}^1\times {\mathrm{28649}}^1$

素因数の和:29496

約数の個数: 16

約数和(自身を含む): 23790960000

約数和(自身を除く): 3143253263

約数列:

[1, 7, 149, 691, 1043, 4837, 28649, 102959, 200543, 720713, 4268701, 19796459, 29880907, 138575213, 2949672391, 20647706737]

約数ペア:

[(1, 20647706737), (7, 2949672391), (149, 138575213), (691, 29880907), (1043, 19796459), (4837, 4268701), (28649, 720713), (102959, 200543)]