20789888

素因数分解:

$2^7\times 7^1\times {\mathrm{23203}}^1$

素因数の和:23224

約数の個数: 32

約数和(自身を含む): 47336160

約数和(自身を除く): 26546272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 23203, 46406, 92812, 162421, 185624, 324842, 371248, 649684, 742496, 1299368, 1484992, 2598736, 2969984, 5197472, 10394944, 20789888]

約数ペア:

[(1, 20789888), (2, 10394944), (4, 5197472), (7, 2969984), (8, 2598736), (14, 1484992), (16, 1299368), (28, 742496), (32, 649684), (56, 371248), (64, 324842), (112, 185624), (128, 162421), (224, 92812), (448, 46406), (896, 23203)]