20245835727

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1\times {\mathrm{17573}}^1$

素因数の和:17864

約数の個数: 48

約数和(自身を含む): 32368496160

約数和(自身を除く): 12122660433

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 229, 387, 559, 687, 1677, 2061, 2977, 5031, 8931, 9847, 17573, 26793, 29541, 52719, 88623, 128011, 158157, 228449, 384033, 685347, 755639, 1152099, 2056041, 2266917, 4024217, 6800751, 9823307, 12072651, 29469921, 36217953, 52314821, 88409763, 156944463, 173041331, 470833389, 519123993, 1557371979, 2249537303, 6748611909, 20245835727]

約数ペア:

[(1, 20245835727), (3, 6748611909), (9, 2249537303), (13, 1557371979), (39, 519123993), (43, 470833389), (117, 173041331), (129, 156944463), (229, 88409763), (387, 52314821), (559, 36217953), (687, 29469921), (1677, 12072651), (2061, 9823307), (2977, 6800751), (5031, 4024217), (8931, 2266917), (9847, 2056041), (17573, 1152099), (26793, 755639), (29541, 685347), (52719, 384033), (88623, 228449), (128011, 158157)]