16820468

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{8461}}^1$

素因数の和:8543

約数の個数: 24

約数和(自身を含む): 34118784

約数和(自身を除く): 17298316

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 8461, 16922, 33844, 59227, 118454, 236908, 600731, 1201462, 2402924, 4205117, 8410234, 16820468]

約数ペア:

[(1, 16820468), (2, 8410234), (4, 4205117), (7, 2402924), (14, 1201462), (28, 600731), (71, 236908), (142, 118454), (284, 59227), (497, 33844), (994, 16922), (1988, 8461)]