20503554

素因数分解:

$2^1\times 3^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1\times {\mathrm{293}}^1$

素因数の和:514

約数の個数: 32

約数和(自身を含む): 41912640

約数和(自身を除く): 21409086

約数列:

[1, 2, 3, 6, 107, 109, 214, 218, 293, 321, 327, 586, 642, 654, 879, 1758, 11663, 23326, 31351, 31937, 34989, 62702, 63874, 69978, 94053, 95811, 188106, 191622, 3417259, 6834518, 10251777, 20503554]

約数ペア:

[(1, 20503554), (2, 10251777), (3, 6834518), (6, 3417259), (107, 191622), (109, 188106), (214, 95811), (218, 94053), (293, 69978), (321, 63874), (327, 62702), (586, 34989), (642, 31937), (654, 31351), (879, 23326), (1758, 11663)]