18891272

素因数分解:

$2^3\times {\mathrm{977}}^1\times {\mathrm{2417}}^1$

素因数の和:3400

約数の個数: 16

約数和(自身を含む): 35472060

約数和(自身を除く): 16580788

約数列:

[1, 2, 4, 8, 977, 1954, 2417, 3908, 4834, 7816, 9668, 19336, 2361409, 4722818, 9445636, 18891272]

約数ペア:

[(1, 18891272), (2, 9445636), (4, 4722818), (8, 2361409), (977, 19336), (1954, 9668), (2417, 7816), (3908, 4834)]