20149183901

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{1181}}^1\times {\mathrm{20143}}^1$

素因数の和:21353

約数の個数: 24

約数和(自身を含む): 25334061312

約数和(自身を除く): 5184877411

約数列:

[1, 7, 11, 77, 121, 847, 1181, 8267, 12991, 20143, 90937, 141001, 142901, 221573, 1000307, 1551011, 2437303, 17061121, 23788883, 166522181, 261677713, 1831743991, 2878454843, 20149183901]

約数ペア:

[(1, 20149183901), (7, 2878454843), (11, 1831743991), (77, 261677713), (121, 166522181), (847, 23788883), (1181, 17061121), (8267, 2437303), (12991, 1551011), (20143, 1000307), (90937, 221573), (141001, 142901)]