16858216

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{499}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 32760000

約数和(自身を除く): 15901784

約数列:

[1, 2, 4, 8, 41, 82, 103, 164, 206, 328, 412, 499, 824, 998, 1996, 3992, 4223, 8446, 16892, 20459, 33784, 40918, 51397, 81836, 102794, 163672, 205588, 411176, 2107277, 4214554, 8429108, 16858216]

約数ペア:

[(1, 16858216), (2, 8429108), (4, 4214554), (8, 2107277), (41, 411176), (82, 205588), (103, 163672), (164, 102794), (206, 81836), (328, 51397), (412, 40918), (499, 33784), (824, 20459), (998, 16892), (1996, 8446), (3992, 4223)]