20767376

素因数分解:

$2^4\times 7^2\times {\mathrm{26489}}^1$

素因数の和:26511

約数の個数: 30

約数和(自身を含む): 46807830

約数和(自身を除く): 26040454

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 26489, 52978, 105956, 185423, 211912, 370846, 423824, 741692, 1297961, 1483384, 2595922, 2966768, 5191844, 10383688, 20767376]

約数ペア:

[(1, 20767376), (2, 10383688), (4, 5191844), (7, 2966768), (8, 2595922), (14, 1483384), (16, 1297961), (28, 741692), (49, 423824), (56, 370846), (98, 211912), (112, 185423), (196, 105956), (392, 52978), (784, 26489)]