20343339

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:137

約数の個数: 64

約数和(自身を含む): 34836480

約数和(自身を除く): 14493141

約数列:

[1, 3, 9, 17, 23, 27, 41, 47, 51, 69, 123, 141, 153, 207, 369, 391, 423, 459, 621, 697, 799, 943, 1081, 1107, 1173, 1269, 1927, 2091, 2397, 2829, 3243, 3519, 5781, 6273, 7191, 8487, 9729, 10557, 16031, 17343, 18377, 18819, 21573, 25461, 29187, 32759, 44321, 48093, 52029, 55131, 98277, 132963, 144279, 165393, 294831, 398889, 432837, 496179, 753457, 884493, 1196667, 2260371, 6781113, 20343339]

約数ペア:

[(1, 20343339), (3, 6781113), (9, 2260371), (17, 1196667), (23, 884493), (27, 753457), (41, 496179), (47, 432837), (51, 398889), (69, 294831), (123, 165393), (141, 144279), (153, 132963), (207, 98277), (369, 55131), (391, 52029), (423, 48093), (459, 44321), (621, 32759), (697, 29187), (799, 25461), (943, 21573), (1081, 18819), (1107, 18377), (1173, 17343), (1269, 16031), (1927, 10557), (2091, 9729), (2397, 8487), (2829, 7191), (3243, 6273), (3519, 5781)]