20147795591

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1\times {\mathrm{11027}}^1$

素因数の和:11495

約数の個数: 32

約数和(自身を含む): 25599075840

約数和(自身を除く): 5451280249

約数列:

[1, 7, 11, 61, 77, 389, 427, 671, 2723, 4279, 4697, 11027, 23729, 29953, 77189, 121297, 166103, 261019, 672647, 849079, 1827133, 4289503, 4708529, 7399117, 30026521, 47184533, 51793819, 261659683, 330291731, 1831617781, 2878256513, 20147795591]

約数ペア:

[(1, 20147795591), (7, 2878256513), (11, 1831617781), (61, 330291731), (77, 261659683), (389, 51793819), (427, 47184533), (671, 30026521), (2723, 7399117), (4279, 4708529), (4697, 4289503), (11027, 1827133), (23729, 849079), (29953, 672647), (77189, 261019), (121297, 166103)]