18889864

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{7177}}^1$

素因数の和:7237

約数の個数: 32

約数和(自身を含む): 41345280

約数和(自身を除く): 22455416

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 188, 329, 376, 658, 1316, 2632, 7177, 14354, 28708, 50239, 57416, 100478, 200956, 337319, 401912, 674638, 1349276, 2361233, 2698552, 4722466, 9444932, 18889864]

約数ペア:

[(1, 18889864), (2, 9444932), (4, 4722466), (7, 2698552), (8, 2361233), (14, 1349276), (28, 674638), (47, 401912), (56, 337319), (94, 200956), (188, 100478), (329, 57416), (376, 50239), (658, 28708), (1316, 14354), (2632, 7177)]