20594464

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1427}}^1$

素因数の和:1489

約数の個数: 48

約数和(自身を含む): 45341856

約数和(自身を除く): 24747392

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 41, 44, 82, 88, 164, 176, 328, 352, 451, 656, 902, 1312, 1427, 1804, 2854, 3608, 5708, 7216, 11416, 14432, 15697, 22832, 31394, 45664, 58507, 62788, 117014, 125576, 234028, 251152, 468056, 502304, 643577, 936112, 1287154, 1872224, 2574308, 5148616, 10297232, 20594464]

約数ペア:

[(1, 20594464), (2, 10297232), (4, 5148616), (8, 2574308), (11, 1872224), (16, 1287154), (22, 936112), (32, 643577), (41, 502304), (44, 468056), (82, 251152), (88, 234028), (164, 125576), (176, 117014), (328, 62788), (352, 58507), (451, 45664), (656, 31394), (902, 22832), (1312, 15697), (1427, 14432), (1804, 11416), (2854, 7216), (3608, 5708)]