20255148

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{13723}}^1$

素因数の和:13774

約数の個数: 36

約数和(自身を含む): 52453128

約数和(自身を除く): 32197980

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 123, 164, 246, 369, 492, 738, 1476, 13723, 27446, 41169, 54892, 82338, 123507, 164676, 247014, 494028, 562643, 1125286, 1687929, 2250572, 3375858, 5063787, 6751716, 10127574, 20255148]

約数ペア:

[(1, 20255148), (2, 10127574), (3, 6751716), (4, 5063787), (6, 3375858), (9, 2250572), (12, 1687929), (18, 1125286), (36, 562643), (41, 494028), (82, 247014), (123, 164676), (164, 123507), (246, 82338), (369, 54892), (492, 41169), (738, 27446), (1476, 13723)]