208020918

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{31547}}^1$

素因数の和:31716

約数の個数: 32

約数和(自身を含む): 478520064

約数和(自身を除く): 270499146

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 157, 314, 471, 942, 1099, 2198, 3297, 6594, 31547, 63094, 94641, 189282, 220829, 441658, 662487, 1324974, 4952879, 9905758, 14858637, 29717274, 34670153, 69340306, 104010459, 208020918]

約数ペア:

[(1, 208020918), (2, 104010459), (3, 69340306), (6, 34670153), (7, 29717274), (14, 14858637), (21, 9905758), (42, 4952879), (157, 1324974), (314, 662487), (471, 441658), (942, 220829), (1099, 189282), (2198, 94641), (3297, 63094), (6594, 31547)]