18070983

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{359}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 32348160

約数和(自身を除く): 14277177

約数列:

[1, 3, 7, 9, 17, 21, 47, 51, 63, 119, 141, 153, 329, 357, 359, 423, 799, 987, 1071, 1077, 2397, 2513, 2961, 3231, 5593, 6103, 7191, 7539, 16779, 16873, 18309, 22617, 42721, 50337, 50619, 54927, 118111, 128163, 151857, 286841, 354333, 384489, 860523, 1062999, 2007887, 2581569, 6023661, 18070983]

約数ペア:

[(1, 18070983), (3, 6023661), (7, 2581569), (9, 2007887), (17, 1062999), (21, 860523), (47, 384489), (51, 354333), (63, 286841), (119, 151857), (141, 128163), (153, 118111), (329, 54927), (357, 50619), (359, 50337), (423, 42721), (799, 22617), (987, 18309), (1071, 16873), (1077, 16779), (2397, 7539), (2513, 7191), (2961, 6103), (3231, 5593)]