2178568

素因数分解:

$2^3\times 7^1\times {\mathrm{38903}}^1$

素因数の和:38916

約数の個数: 16

約数和(自身を含む): 4668480

約数和(自身を除く): 2489912

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 38903, 77806, 155612, 272321, 311224, 544642, 1089284, 2178568]

約数ペア:

[(1, 2178568), (2, 1089284), (4, 544642), (7, 311224), (8, 272321), (14, 155612), (28, 77806), (56, 38903)]