20145282081

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1\times {\mathrm{787}}^1$

素因数の和:1094

約数の個数: 64

約数和(自身を含む): 29738741760

約数和(自身を除く): 9593459679

約数列:

[1, 3, 17, 47, 51, 59, 141, 177, 181, 543, 787, 799, 1003, 2361, 2397, 2773, 3009, 3077, 8319, 8507, 9231, 10679, 13379, 25521, 32037, 36989, 40137, 46433, 47141, 110967, 139299, 141423, 142447, 144619, 181543, 427341, 433857, 501913, 544629, 628813, 789361, 1505739, 1886439, 2182351, 2368083, 2421599, 6547053, 6695009, 7264797, 8404373, 8532521, 20085027, 25213119, 25597563, 37099967, 111299901, 113815153, 142874341, 341445459, 395005531, 428623023, 1185016593, 6715094027, 20145282081]

約数ペア:

[(1, 20145282081), (3, 6715094027), (17, 1185016593), (47, 428623023), (51, 395005531), (59, 341445459), (141, 142874341), (177, 113815153), (181, 111299901), (543, 37099967), (787, 25597563), (799, 25213119), (1003, 20085027), (2361, 8532521), (2397, 8404373), (2773, 7264797), (3009, 6695009), (3077, 6547053), (8319, 2421599), (8507, 2368083), (9231, 2182351), (10679, 1886439), (13379, 1505739), (25521, 789361), (32037, 628813), (36989, 544629), (40137, 501913), (46433, 433857), (47141, 427341), (110967, 181543), (139299, 144619), (141423, 142447)]