18455664

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:278

約数の個数: 80

約数和(自身を含む): 50155520

約数和(自身を除く): 31699856

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 79, 93, 124, 157, 158, 186, 237, 248, 314, 316, 372, 471, 474, 496, 628, 632, 744, 942, 948, 1256, 1264, 1488, 1884, 1896, 2449, 2512, 3768, 3792, 4867, 4898, 7347, 7536, 9734, 9796, 12403, 14601, 14694, 19468, 19592, 24806, 29202, 29388, 37209, 38936, 39184, 49612, 58404, 58776, 74418, 77872, 99224, 116808, 117552, 148836, 198448, 233616, 297672, 384493, 595344, 768986, 1153479, 1537972, 2306958, 3075944, 4613916, 6151888, 9227832, 18455664]

約数ペア:

[(1, 18455664), (2, 9227832), (3, 6151888), (4, 4613916), (6, 3075944), (8, 2306958), (12, 1537972), (16, 1153479), (24, 768986), (31, 595344), (48, 384493), (62, 297672), (79, 233616), (93, 198448), (124, 148836), (157, 117552), (158, 116808), (186, 99224), (237, 77872), (248, 74418), (314, 58776), (316, 58404), (372, 49612), (471, 39184), (474, 38936), (496, 37209), (628, 29388), (632, 29202), (744, 24806), (942, 19592), (948, 19468), (1256, 14694), (1264, 14601), (1488, 12403), (1884, 9796), (1896, 9734), (2449, 7536), (2512, 7347), (3768, 4898), (3792, 4867)]