18450128

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{5171}}^1$

素因数の和:5402

約数の個数: 20

約数和(自身を含む): 35914368

約数和(自身を除く): 17464240

約数列:

[1, 2, 4, 8, 16, 223, 446, 892, 1784, 3568, 5171, 10342, 20684, 41368, 82736, 1153133, 2306266, 4612532, 9225064, 18450128]

約数ペア:

[(1, 18450128), (2, 9225064), (4, 4612532), (8, 2306266), (16, 1153133), (223, 82736), (446, 41368), (892, 20684), (1784, 10342), (3568, 5171)]