67256656

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{221239}}^1$

素因数の和:221266

約数の個数: 20

約数和(自身を含む): 137168800

約数和(自身を除く): 69912144

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 221239, 442478, 884956, 1769912, 3539824, 4203541, 8407082, 16814164, 33628328, 67256656]

約数ペア:

[(1, 67256656), (2, 33628328), (4, 16814164), (8, 8407082), (16, 4203541), (19, 3539824), (38, 1769912), (76, 884956), (152, 442478), (304, 221239)]