20171227836

素因数分解:

$2^2\times 3^1\times {\mathrm{107}}^1\times {\mathrm{773}}^1\times {\mathrm{20323}}^1$

素因数の和:21210

約数の個数: 48

約数和(自身を含む): 47569866624

約数和(自身を除く): 27398638788

約数列:

[1, 2, 3, 4, 6, 12, 107, 214, 321, 428, 642, 773, 1284, 1546, 2319, 3092, 4638, 9276, 20323, 40646, 60969, 81292, 82711, 121938, 165422, 243876, 248133, 330844, 496266, 992532, 2174561, 4349122, 6523683, 8698244, 13047366, 15709679, 26094732, 31419358, 47129037, 62838716, 94258074, 188516148, 1680935653, 3361871306, 5042806959, 6723742612, 10085613918, 20171227836]

約数ペア:

[(1, 20171227836), (2, 10085613918), (3, 6723742612), (4, 5042806959), (6, 3361871306), (12, 1680935653), (107, 188516148), (214, 94258074), (321, 62838716), (428, 47129037), (642, 31419358), (773, 26094732), (1284, 15709679), (1546, 13047366), (2319, 8698244), (3092, 6523683), (4638, 4349122), (9276, 2174561), (20323, 992532), (40646, 496266), (60969, 330844), (81292, 248133), (82711, 243876), (121938, 165422)]