19414395

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1$

素因数の和:473

約数の個数: 96

約数和(自身を含む): 45287424

約数和(自身を除く): 25873029

約数列:

[1, 3, 5, 7, 9, 11, 13, 15, 21, 33, 35, 39, 45, 55, 63, 65, 77, 91, 99, 105, 117, 143, 165, 195, 231, 273, 315, 385, 429, 431, 455, 495, 585, 693, 715, 819, 1001, 1155, 1287, 1293, 1365, 2145, 2155, 3003, 3017, 3465, 3879, 4095, 4741, 5005, 5603, 6435, 6465, 9009, 9051, 14223, 15015, 15085, 16809, 19395, 23705, 27153, 28015, 33187, 39221, 42669, 45045, 45255, 50427, 61633, 71115, 84045, 99561, 117663, 135765, 165935, 184899, 196105, 213345, 252135, 298683, 308165, 352989, 431431, 497805, 554697, 588315, 924495, 1294293, 1493415, 1764945, 2157155, 2773485, 3882879, 6471465, 19414395]

約数ペア:

[(1, 19414395), (3, 6471465), (5, 3882879), (7, 2773485), (9, 2157155), (11, 1764945), (13, 1493415), (15, 1294293), (21, 924495), (33, 588315), (35, 554697), (39, 497805), (45, 431431), (55, 352989), (63, 308165), (65, 298683), (77, 252135), (91, 213345), (99, 196105), (105, 184899), (117, 165935), (143, 135765), (165, 117663), (195, 99561), (231, 84045), (273, 71115), (315, 61633), (385, 50427), (429, 45255), (431, 45045), (455, 42669), (495, 39221), (585, 33187), (693, 28015), (715, 27153), (819, 23705), (1001, 19395), (1155, 16809), (1287, 15085), (1293, 15015), (1365, 14223), (2145, 9051), (2155, 9009), (3003, 6465), (3017, 6435), (3465, 5603), (3879, 5005), (4095, 4741)]