20168376

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{19543}}^1$

素因数の和:19595

約数の個数: 32

約数和(自身を含む): 51596160

約数和(自身を除く): 31427784

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 19543, 39086, 58629, 78172, 117258, 156344, 234516, 469032, 840349, 1680698, 2521047, 3361396, 5042094, 6722792, 10084188, 20168376]

約数ペア:

[(1, 20168376), (2, 10084188), (3, 6722792), (4, 5042094), (6, 3361396), (8, 2521047), (12, 1680698), (24, 840349), (43, 469032), (86, 234516), (129, 156344), (172, 117258), (258, 78172), (344, 58629), (516, 39086), (1032, 19543)]