20997532

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{1667}}^1$

素因数の和:1785

約数の個数: 24

約数和(自身を含む): 38110464

約数和(自身を除く): 17112932

約数列:

[1, 2, 4, 47, 67, 94, 134, 188, 268, 1667, 3149, 3334, 6298, 6668, 12596, 78349, 111689, 156698, 223378, 313396, 446756, 5249383, 10498766, 20997532]

約数ペア:

[(1, 20997532), (2, 10498766), (4, 5249383), (47, 446756), (67, 313396), (94, 223378), (134, 156698), (188, 111689), (268, 78349), (1667, 12596), (3149, 6668), (3334, 6298)]