18044838

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{499}}^1$

素因数の和:562

約数の個数: 72

約数和(自身を含む): 46683000

約数和(自身を除く): 28638162

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 41, 42, 49, 63, 82, 98, 123, 126, 147, 246, 287, 294, 369, 441, 499, 574, 738, 861, 882, 998, 1497, 1722, 2009, 2583, 2994, 3493, 4018, 4491, 5166, 6027, 6986, 8982, 10479, 12054, 18081, 20459, 20958, 24451, 31437, 36162, 40918, 48902, 61377, 62874, 73353, 122754, 143213, 146706, 184131, 220059, 286426, 368262, 429639, 440118, 859278, 1002491, 1288917, 2004982, 2577834, 3007473, 6014946, 9022419, 18044838]

約数ペア:

[(1, 18044838), (2, 9022419), (3, 6014946), (6, 3007473), (7, 2577834), (9, 2004982), (14, 1288917), (18, 1002491), (21, 859278), (41, 440118), (42, 429639), (49, 368262), (63, 286426), (82, 220059), (98, 184131), (123, 146706), (126, 143213), (147, 122754), (246, 73353), (287, 62874), (294, 61377), (369, 48902), (441, 40918), (499, 36162), (574, 31437), (738, 24451), (861, 20958), (882, 20459), (998, 18081), (1497, 12054), (1722, 10479), (2009, 8982), (2583, 6986), (2994, 6027), (3493, 5166), (4018, 4491)]