18654426

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:236

約数の個数: 96

約数和(自身を含む): 49690368

約数和(自身を除く): 31035942

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 41, 42, 46, 63, 69, 82, 123, 126, 138, 157, 161, 207, 246, 287, 314, 322, 369, 414, 471, 483, 574, 738, 861, 942, 943, 966, 1099, 1413, 1449, 1722, 1886, 2198, 2583, 2826, 2829, 2898, 3297, 3611, 5166, 5658, 6437, 6594, 6601, 7222, 8487, 9891, 10833, 12874, 13202, 16974, 19311, 19782, 19803, 21666, 25277, 32499, 38622, 39606, 45059, 50554, 57933, 59409, 64998, 75831, 90118, 115866, 118818, 135177, 148051, 151662, 227493, 270354, 296102, 405531, 444153, 454986, 811062, 888306, 1036357, 1332459, 2072714, 2664918, 3109071, 6218142, 9327213, 18654426]

約数ペア:

[(1, 18654426), (2, 9327213), (3, 6218142), (6, 3109071), (7, 2664918), (9, 2072714), (14, 1332459), (18, 1036357), (21, 888306), (23, 811062), (41, 454986), (42, 444153), (46, 405531), (63, 296102), (69, 270354), (82, 227493), (123, 151662), (126, 148051), (138, 135177), (157, 118818), (161, 115866), (207, 90118), (246, 75831), (287, 64998), (314, 59409), (322, 57933), (369, 50554), (414, 45059), (471, 39606), (483, 38622), (574, 32499), (738, 25277), (861, 21666), (942, 19803), (943, 19782), (966, 19311), (1099, 16974), (1413, 13202), (1449, 12874), (1722, 10833), (1886, 9891), (2198, 8487), (2583, 7222), (2826, 6601), (2829, 6594), (2898, 6437), (3297, 5658), (3611, 5166)]