129021856

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{212207}}^1$

素因数の和:212236

約数の個数: 24

約数和(自身を含む): 267382080

約数和(自身を除く): 138360224

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 212207, 424414, 848828, 1697656, 3395312, 4031933, 6790624, 8063866, 16127732, 32255464, 64510928, 129021856]

約数ペア:

[(1, 129021856), (2, 64510928), (4, 32255464), (8, 16127732), (16, 8063866), (19, 6790624), (32, 4031933), (38, 3395312), (76, 1697656), (152, 848828), (304, 424414), (608, 212207)]