18541985

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2833}}^1$

素因数の和:2873

約数の個数: 32

約数和(自身を含む): 29382912

約数和(自身を除く): 10840927

約数列:

[1, 5, 7, 11, 17, 35, 55, 77, 85, 119, 187, 385, 595, 935, 1309, 2833, 6545, 14165, 19831, 31163, 48161, 99155, 155815, 218141, 240805, 337127, 529771, 1090705, 1685635, 2648855, 3708397, 18541985]

約数ペア:

[(1, 18541985), (5, 3708397), (7, 2648855), (11, 1685635), (17, 1090705), (35, 529771), (55, 337127), (77, 240805), (85, 218141), (119, 155815), (187, 99155), (385, 48161), (595, 31163), (935, 19831), (1309, 14165), (2833, 6545)]