220199683

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:379

約数の個数: 32

約数和(自身を含む): 261480960

約数和(自身を除く): 41281277

約数列:

[1, 11, 19, 53, 103, 193, 209, 583, 1007, 1133, 1957, 2123, 3667, 5459, 10229, 11077, 19879, 21527, 40337, 60049, 103721, 112519, 194351, 218669, 377701, 1053587, 1140931, 2137861, 4154711, 11589457, 20018153, 220199683]

約数ペア:

[(1, 220199683), (11, 20018153), (19, 11589457), (53, 4154711), (103, 2137861), (193, 1140931), (209, 1053587), (583, 377701), (1007, 218669), (1133, 194351), (1957, 112519), (2123, 103721), (3667, 60049), (5459, 40337), (10229, 21527), (11077, 19879)]