20992224

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:320

約数の個数: 96

約数和(自身を含む): 61012224

約数和(自身を除く): 40020000

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 66, 88, 96, 103, 132, 176, 193, 206, 264, 309, 352, 386, 412, 528, 579, 618, 772, 824, 1056, 1133, 1158, 1236, 1544, 1648, 2123, 2266, 2316, 2472, 3088, 3296, 3399, 4246, 4532, 4632, 4944, 6176, 6369, 6798, 8492, 9064, 9264, 9888, 12738, 13596, 16984, 18128, 18528, 19879, 25476, 27192, 33968, 36256, 39758, 50952, 54384, 59637, 67936, 79516, 101904, 108768, 119274, 159032, 203808, 218669, 238548, 318064, 437338, 477096, 636128, 656007, 874676, 954192, 1312014, 1749352, 1908384, 2624028, 3498704, 5248056, 6997408, 10496112, 20992224]

約数ペア:

[(1, 20992224), (2, 10496112), (3, 6997408), (4, 5248056), (6, 3498704), (8, 2624028), (11, 1908384), (12, 1749352), (16, 1312014), (22, 954192), (24, 874676), (32, 656007), (33, 636128), (44, 477096), (48, 437338), (66, 318064), (88, 238548), (96, 218669), (103, 203808), (132, 159032), (176, 119274), (193, 108768), (206, 101904), (264, 79516), (309, 67936), (352, 59637), (386, 54384), (412, 50952), (528, 39758), (579, 36256), (618, 33968), (772, 27192), (824, 25476), (1056, 19879), (1133, 18528), (1158, 18128), (1236, 16984), (1544, 13596), (1648, 12738), (2123, 9888), (2266, 9264), (2316, 9064), (2472, 8492), (3088, 6798), (3296, 6369), (3399, 6176), (4246, 4944), (4532, 4632)]