2019965445

素因数分解:

$3^5\times 5^1\times {\mathrm{103}}^1\times {\mathrm{16141}}^1$

素因数の和:16264

約数の個数: 48

約数和(自身を含む): 3666429312

約数和(自身を除く): 1646463867

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 103, 135, 243, 309, 405, 515, 927, 1215, 1545, 2781, 4635, 8343, 13905, 16141, 25029, 41715, 48423, 80705, 125145, 145269, 242115, 435807, 726345, 1307421, 1662523, 2179035, 3922263, 4987569, 6537105, 8312615, 14962707, 19611315, 24937845, 44888121, 74813535, 134664363, 224440605, 403993089, 673321815, 2019965445]

約数ペア:

[(1, 2019965445), (3, 673321815), (5, 403993089), (9, 224440605), (15, 134664363), (27, 74813535), (45, 44888121), (81, 24937845), (103, 19611315), (135, 14962707), (243, 8312615), (309, 6537105), (405, 4987569), (515, 3922263), (927, 2179035), (1215, 1662523), (1545, 1307421), (2781, 726345), (4635, 435807), (8343, 242115), (13905, 145269), (16141, 125145), (25029, 80705), (41715, 48423)]