18395343

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:166

約数の個数: 48

約数和(自身を含む): 30060576

約数和(自身を除く): 11665233

約数列:

[1, 3, 9, 17, 27, 51, 61, 73, 81, 153, 183, 219, 243, 459, 549, 657, 1037, 1241, 1377, 1647, 1971, 3111, 3723, 4131, 4453, 4941, 5913, 9333, 11169, 13359, 14823, 17739, 27999, 33507, 40077, 75701, 83997, 100521, 120231, 227103, 251991, 301563, 360693, 681309, 1082079, 2043927, 6131781, 18395343]

約数ペア:

[(1, 18395343), (3, 6131781), (9, 2043927), (17, 1082079), (27, 681309), (51, 360693), (61, 301563), (73, 251991), (81, 227103), (153, 120231), (183, 100521), (219, 83997), (243, 75701), (459, 40077), (549, 33507), (657, 27999), (1037, 17739), (1241, 14823), (1377, 13359), (1647, 11169), (1971, 9333), (3111, 5913), (3723, 4941), (4131, 4453)]