18679864

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{14503}}^1$

素因数の和:14539

約数の個数: 32

約数和(自身を含む): 41771520

約数和(自身を除く): 23091656

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 14503, 29006, 58012, 101521, 116024, 203042, 333569, 406084, 667138, 812168, 1334276, 2334983, 2668552, 4669966, 9339932, 18679864]

約数ペア:

[(1, 18679864), (2, 9339932), (4, 4669966), (7, 2668552), (8, 2334983), (14, 1334276), (23, 812168), (28, 667138), (46, 406084), (56, 333569), (92, 203042), (161, 116024), (184, 101521), (322, 58012), (644, 29006), (1288, 14503)]