18870656

素因数分解:

$2^7\times 7^1\times {\mathrm{21061}}^1$

素因数の和:21082

約数の個数: 32

約数和(自身を含む): 42966480

約数和(自身を除く): 24095824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 21061, 42122, 84244, 147427, 168488, 294854, 336976, 589708, 673952, 1179416, 1347904, 2358832, 2695808, 4717664, 9435328, 18870656]

約数ペア:

[(1, 18870656), (2, 9435328), (4, 4717664), (7, 2695808), (8, 2358832), (14, 1347904), (16, 1179416), (28, 673952), (32, 589708), (56, 336976), (64, 294854), (112, 168488), (128, 147427), (224, 84244), (448, 42122), (896, 21061)]