18444915

素因数分解:

$3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:103

約数の個数: 96

約数和(自身を含む): 37739520

約数和(自身を除く): 19294605

約数列:

[1, 3, 5, 9, 15, 17, 19, 27, 45, 47, 51, 57, 81, 85, 95, 135, 141, 153, 171, 235, 243, 255, 285, 323, 405, 423, 459, 513, 705, 765, 799, 855, 893, 969, 1215, 1269, 1377, 1539, 1615, 2115, 2295, 2397, 2565, 2679, 2907, 3807, 3995, 4131, 4465, 4617, 4845, 6345, 6885, 7191, 7695, 8037, 8721, 11421, 11985, 13395, 14535, 15181, 19035, 20655, 21573, 23085, 24111, 26163, 35955, 40185, 43605, 45543, 57105, 64719, 72333, 75905, 78489, 107865, 120555, 130815, 136629, 194157, 216999, 227715, 323595, 361665, 392445, 409887, 683145, 970785, 1084995, 1229661, 2049435, 3688983, 6148305, 18444915]

約数ペア:

[(1, 18444915), (3, 6148305), (5, 3688983), (9, 2049435), (15, 1229661), (17, 1084995), (19, 970785), (27, 683145), (45, 409887), (47, 392445), (51, 361665), (57, 323595), (81, 227715), (85, 216999), (95, 194157), (135, 136629), (141, 130815), (153, 120555), (171, 107865), (235, 78489), (243, 75905), (255, 72333), (285, 64719), (323, 57105), (405, 45543), (423, 43605), (459, 40185), (513, 35955), (705, 26163), (765, 24111), (799, 23085), (855, 21573), (893, 20655), (969, 19035), (1215, 15181), (1269, 14535), (1377, 13395), (1539, 11985), (1615, 11421), (2115, 8721), (2295, 8037), (2397, 7695), (2565, 7191), (2679, 6885), (2907, 6345), (3807, 4845), (3995, 4617), (4131, 4465)]