201712816

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{663529}}^1$

素因数の和:663556

約数の個数: 20

約数和(自身を含む): 411388600

約数和(自身を除く): 209675784

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 663529, 1327058, 2654116, 5308232, 10616464, 12607051, 25214102, 50428204, 100856408, 201712816]

約数ペア:

[(1, 201712816), (2, 100856408), (4, 50428204), (8, 25214102), (16, 12607051), (19, 10616464), (38, 5308232), (76, 2654116), (152, 1327058), (304, 663529)]