20191864

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{32779}}^1$

素因数の和:32803

約数の個数: 32

約数和(自身を含む): 47203200

約数和(自身を除く): 27011336

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 32779, 65558, 131116, 229453, 262232, 360569, 458906, 721138, 917812, 1442276, 1835624, 2523983, 2884552, 5047966, 10095932, 20191864]

約数ペア:

[(1, 20191864), (2, 10095932), (4, 5047966), (7, 2884552), (8, 2523983), (11, 1835624), (14, 1442276), (22, 917812), (28, 721138), (44, 458906), (56, 360569), (77, 262232), (88, 229453), (154, 131116), (308, 65558), (616, 32779)]