20606444

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{1213}}^1$

素因数の和:1385

約数の個数: 24

約数和(自身を含む): 37527168

約数和(自身を除く): 16920724

約数列:

[1, 2, 4, 31, 62, 124, 137, 274, 548, 1213, 2426, 4247, 4852, 8494, 16988, 37603, 75206, 150412, 166181, 332362, 664724, 5151611, 10303222, 20606444]

約数ペア:

[(1, 20606444), (2, 10303222), (4, 5151611), (31, 664724), (62, 332362), (124, 166181), (137, 150412), (274, 75206), (548, 37603), (1213, 16988), (2426, 8494), (4247, 4852)]