18478768

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{283}}^1$

素因数の和:362

約数の個数: 80

約数和(自身を含む): 45639936

約数和(自身を除く): 27161168

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 53, 56, 77, 88, 106, 112, 154, 176, 212, 283, 308, 371, 424, 566, 583, 616, 742, 848, 1132, 1166, 1232, 1484, 1981, 2264, 2332, 2968, 3113, 3962, 4081, 4528, 4664, 5936, 6226, 7924, 8162, 9328, 12452, 14999, 15848, 16324, 21791, 24904, 29998, 31696, 32648, 43582, 49808, 59996, 65296, 87164, 104993, 119992, 164989, 174328, 209986, 239984, 329978, 348656, 419972, 659956, 839944, 1154923, 1319912, 1679888, 2309846, 2639824, 4619692, 9239384, 18478768]

約数ペア:

[(1, 18478768), (2, 9239384), (4, 4619692), (7, 2639824), (8, 2309846), (11, 1679888), (14, 1319912), (16, 1154923), (22, 839944), (28, 659956), (44, 419972), (53, 348656), (56, 329978), (77, 239984), (88, 209986), (106, 174328), (112, 164989), (154, 119992), (176, 104993), (212, 87164), (283, 65296), (308, 59996), (371, 49808), (424, 43582), (566, 32648), (583, 31696), (616, 29998), (742, 24904), (848, 21791), (1132, 16324), (1166, 15848), (1232, 14999), (1484, 12452), (1981, 9328), (2264, 8162), (2332, 7924), (2968, 6226), (3113, 5936), (3962, 4664), (4081, 4528)]