20922458.000000000

素因数分解:

${\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:238

約数の個数: 32

約数和(自身を含む): 135273600

約数和(自身を除く): 24413279

約数列:

[1, 11, 13, 43, 121, 143, 149, 473, 559, 1331, 1573, 1639, 1937, 5203, 6149, 6407, 17303, 18029, 21307, 57233, 67639, 70477, 83291, 198319, 234377, 744029, 775247, 916201, 2578147, 8527717, 10078211, 110860321]

約数ペア:

[(1, 110860321), (11, 10078211), (13, 8527717), (43, 2578147), (121, 916201), (143, 775247), (149, 744029), (473, 234377), (559, 198319), (1331, 83291), (1573, 70477), (1639, 67639), (1937, 57233), (5203, 21307), (6149, 18029), (6407, 17303)]