20513416

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{33301}}^1$

素因数の和:33325

約数の個数: 32

約数和(自身を含む): 47954880

約数和(自身を除く): 27441464

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 33301, 66602, 133204, 233107, 266408, 366311, 466214, 732622, 932428, 1465244, 1864856, 2564177, 2930488, 5128354, 10256708, 20513416]

約数ペア:

[(1, 20513416), (2, 10256708), (4, 5128354), (7, 2930488), (8, 2564177), (11, 1864856), (14, 1465244), (22, 932428), (28, 732622), (44, 466214), (56, 366311), (77, 266408), (88, 233107), (154, 133204), (308, 66602), (616, 33301)]