20178859514

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{32083}}^1$

素因数の和:32243

約数の個数: 48

約数和(自身を含む): 35024947776

約数和(自身を除く): 14846088262

約数列:

[1, 2, 11, 22, 23, 46, 113, 121, 226, 242, 253, 506, 1243, 2486, 2599, 2783, 5198, 5566, 13673, 27346, 28589, 32083, 57178, 64166, 314479, 352913, 628958, 705826, 737909, 1475818, 3625379, 3882043, 7250758, 7764086, 8116999, 16233998, 39879169, 79758338, 83383717, 89286989, 166767434, 178573978, 438670859, 877341718, 917220887, 1834441774, 10089429757, 20178859514]

約数ペア:

[(1, 20178859514), (2, 10089429757), (11, 1834441774), (22, 917220887), (23, 877341718), (46, 438670859), (113, 178573978), (121, 166767434), (226, 89286989), (242, 83383717), (253, 79758338), (506, 39879169), (1243, 16233998), (2486, 8116999), (2599, 7764086), (2783, 7250758), (5198, 3882043), (5566, 3625379), (13673, 1475818), (27346, 737909), (28589, 705826), (32083, 628958), (57178, 352913), (64166, 314479)]