20607104

素因数分解:

$2^7\times 7^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:341

約数の個数: 64

約数和(自身を含む): 47572800

約数和(自身を除く): 26965696

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 109, 112, 128, 211, 218, 224, 422, 436, 448, 763, 844, 872, 896, 1477, 1526, 1688, 1744, 2954, 3052, 3376, 3488, 5908, 6104, 6752, 6976, 11816, 12208, 13504, 13952, 22999, 23632, 24416, 27008, 45998, 47264, 48832, 91996, 94528, 97664, 160993, 183992, 189056, 321986, 367984, 643972, 735968, 1287944, 1471936, 2575888, 2943872, 5151776, 10303552, 20607104]

約数ペア:

[(1, 20607104), (2, 10303552), (4, 5151776), (7, 2943872), (8, 2575888), (14, 1471936), (16, 1287944), (28, 735968), (32, 643972), (56, 367984), (64, 321986), (109, 189056), (112, 183992), (128, 160993), (211, 97664), (218, 94528), (224, 91996), (422, 48832), (436, 47264), (448, 45998), (763, 27008), (844, 24416), (872, 23632), (896, 22999), (1477, 13952), (1526, 13504), (1688, 12208), (1744, 11816), (2954, 6976), (3052, 6752), (3376, 6104), (3488, 5908)]