28128016

素因数分解:

$2^4\times 7^1\times {\mathrm{251143}}^1$

素因数の和:251158

約数の個数: 20

約数和(自身を含む): 62283712

約数和(自身を除く): 34155696

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 251143, 502286, 1004572, 1758001, 2009144, 3516002, 4018288, 7032004, 14064008, 28128016]

約数ペア:

[(1, 28128016), (2, 14064008), (4, 7032004), (7, 4018288), (8, 3516002), (14, 2009144), (16, 1758001), (28, 1004572), (56, 502286), (112, 251143)]