20105422

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{3907}}^1$

素因数の和:4023

約数の個数: 16

約数和(自身を含む): 31514112

約数和(自身を除く): 11408690

約数列:

[1, 2, 31, 62, 83, 166, 2573, 3907, 5146, 7814, 121117, 242234, 324281, 648562, 10052711, 20105422]

約数ペア:

[(1, 20105422), (2, 10052711), (31, 648562), (62, 324281), (83, 242234), (166, 121117), (2573, 7814), (3907, 5146)]