1663988

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:271

約数の個数: 24

約数和(自身を含む): 3048192

約数和(自身を除く): 1384204

約数列:

[1, 2, 4, 47, 53, 94, 106, 167, 188, 212, 334, 668, 2491, 4982, 7849, 8851, 9964, 15698, 17702, 31396, 35404, 415997, 831994, 1663988]

約数ペア:

[(1, 1663988), (2, 831994), (4, 415997), (47, 35404), (53, 31396), (94, 17702), (106, 15698), (167, 9964), (188, 8851), (212, 7849), (334, 4982), (668, 2491)]