128433584

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{77933}}^1$

素因数の和:78044

約数の個数: 20

約数和(自身を含む): 251259216

約数和(自身を除く): 122825632

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 77933, 155866, 311732, 623464, 1246928, 8027099, 16054198, 32108396, 64216792, 128433584]

約数ペア:

[(1, 128433584), (2, 64216792), (4, 32108396), (8, 16054198), (16, 8027099), (103, 1246928), (206, 623464), (412, 311732), (824, 155866), (1648, 77933)]