20540862

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3533}}^1$

素因数の和:3577

約数の個数: 48

約数和(自身を含む): 49617360

約数和(自身を除く): 29076498

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 34, 38, 51, 57, 102, 114, 153, 171, 306, 323, 342, 646, 969, 1938, 2907, 3533, 5814, 7066, 10599, 21198, 31797, 60061, 63594, 67127, 120122, 134254, 180183, 201381, 360366, 402762, 540549, 604143, 1081098, 1141159, 1208286, 2282318, 3423477, 6846954, 10270431, 20540862]

約数ペア:

[(1, 20540862), (2, 10270431), (3, 6846954), (6, 3423477), (9, 2282318), (17, 1208286), (18, 1141159), (19, 1081098), (34, 604143), (38, 540549), (51, 402762), (57, 360366), (102, 201381), (114, 180183), (153, 134254), (171, 120122), (306, 67127), (323, 63594), (342, 60061), (646, 31797), (969, 21198), (1938, 10599), (2907, 7066), (3533, 5814)]