89420048

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{129971}}^1$

素因数の和:130022

約数の個数: 20

約数和(自身を含む): 177281808

約数和(自身を除く): 87861760

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 129971, 259942, 519884, 1039768, 2079536, 5588753, 11177506, 22355012, 44710024, 89420048]

約数ペア:

[(1, 89420048), (2, 44710024), (4, 22355012), (8, 11177506), (16, 5588753), (43, 2079536), (86, 1039768), (172, 519884), (344, 259942), (688, 129971)]