18670736

素因数分解:

$2^4\times 7^1\times {\mathrm{166703}}^1$

素因数の和:166718

約数の個数: 20

約数和(自身を含む): 41342592

約数和(自身を除く): 22671856

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 166703, 333406, 666812, 1166921, 1333624, 2333842, 2667248, 4667684, 9335368, 18670736]

約数ペア:

[(1, 18670736), (2, 9335368), (4, 4667684), (7, 2667248), (8, 2333842), (14, 1333624), (16, 1166921), (28, 666812), (56, 333406), (112, 166703)]