18049185

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5209}}^1$

素因数の和:5238

約数の個数: 48

約数和(自身を含む): 39012480

約数和(自身を除く): 20963295

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 99, 105, 165, 231, 315, 385, 495, 693, 1155, 3465, 5209, 15627, 26045, 36463, 46881, 57299, 78135, 109389, 171897, 182315, 234405, 286495, 328167, 401093, 515691, 546945, 859485, 1203279, 1640835, 2005465, 2578455, 3609837, 6016395, 18049185]

約数ペア:

[(1, 18049185), (3, 6016395), (5, 3609837), (7, 2578455), (9, 2005465), (11, 1640835), (15, 1203279), (21, 859485), (33, 546945), (35, 515691), (45, 401093), (55, 328167), (63, 286495), (77, 234405), (99, 182315), (105, 171897), (165, 109389), (231, 78135), (315, 57299), (385, 46881), (495, 36463), (693, 26045), (1155, 15627), (3465, 5209)]