20169824950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{894449}}^1$

素因数の和:894513

約数の個数: 48

約数和(自身を含む): 41924660400

約数和(自身を除く): 21754835450

約数列:

[1, 2, 5, 10, 11, 22, 25, 41, 50, 55, 82, 110, 205, 275, 410, 451, 550, 902, 1025, 2050, 2255, 4510, 11275, 22550, 894449, 1788898, 4472245, 8944490, 9838939, 19677878, 22361225, 36672409, 44722450, 49194695, 73344818, 98389390, 183362045, 245973475, 366724090, 403396499, 491946950, 806792998, 916810225, 1833620450, 2016982495, 4033964990, 10084912475, 20169824950]

約数ペア:

[(1, 20169824950), (2, 10084912475), (5, 4033964990), (10, 2016982495), (11, 1833620450), (22, 916810225), (25, 806792998), (41, 491946950), (50, 403396499), (55, 366724090), (82, 245973475), (110, 183362045), (205, 98389390), (275, 73344818), (410, 49194695), (451, 44722450), (550, 36672409), (902, 22361225), (1025, 19677878), (2050, 9838939), (2255, 8944490), (4510, 4472245), (11275, 1788898), (22550, 894449)]