128018288

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{77681}}^1$

素因数の和:77792

約数の個数: 20

約数和(自身を含む): 250446768

約数和(自身を除く): 122428480

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 77681, 155362, 310724, 621448, 1242896, 8001143, 16002286, 32004572, 64009144, 128018288]

約数ペア:

[(1, 128018288), (2, 64009144), (4, 32004572), (8, 16002286), (16, 8001143), (103, 1242896), (206, 621448), (412, 310724), (824, 155362), (1648, 77681)]