18377912

素因数分解:

$2^3\times 7^1\times {\mathrm{328177}}^1$

素因数の和:328190

約数の個数: 16

約数和(自身を含む): 39381360

約数和(自身を除く): 21003448

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 328177, 656354, 1312708, 2297239, 2625416, 4594478, 9188956, 18377912]

約数ペア:

[(1, 18377912), (2, 9188956), (4, 4594478), (7, 2625416), (8, 2297239), (14, 1312708), (28, 656354), (56, 328177)]