20072153761

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{13591}}^1$

素因数の和:13765

約数の個数: 32

約数和(自身を含む): 23299080192

約数和(自身を除く): 3226926431

約数列:

[1, 11, 31, 61, 71, 341, 671, 781, 1891, 2201, 4331, 13591, 20801, 24211, 47641, 134261, 149501, 421321, 829051, 964961, 1476871, 4634531, 9119561, 10614571, 25700581, 29913791, 58862621, 282706391, 329051701, 647488831, 1824741251, 20072153761]

約数ペア:

[(1, 20072153761), (11, 1824741251), (31, 647488831), (61, 329051701), (71, 282706391), (341, 58862621), (671, 29913791), (781, 25700581), (1891, 10614571), (2201, 9119561), (4331, 4634531), (13591, 1476871), (20801, 964961), (24211, 829051), (47641, 421321), (134261, 149501)]