20501173

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{9181}}^1$

素因数の和:9228

約数の個数: 16

約数和(自身を含む): 26444160

約数和(自身を除く): 5942987

約数列:

[1, 7, 11, 29, 77, 203, 319, 2233, 9181, 64267, 100991, 266249, 706937, 1863743, 2928739, 20501173]

約数ペア:

[(1, 20501173), (7, 2928739), (11, 1863743), (29, 706937), (77, 266249), (203, 100991), (319, 64267), (2233, 9181)]