19921081792

素因数分解:

$2^6\times {\mathrm{37}}^1\times {\mathrm{1549}}^1\times {\mathrm{5431}}^1$

素因数の和:7029

約数の個数: 56

約数和(自身を含む): 40632989600

約数和(自身を除く): 20711907808

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 148, 296, 592, 1184, 1549, 2368, 3098, 5431, 6196, 10862, 12392, 21724, 24784, 43448, 49568, 57313, 86896, 99136, 114626, 173792, 200947, 229252, 347584, 401894, 458504, 803788, 917008, 1607576, 1834016, 3215152, 3668032, 6430304, 8412619, 12860608, 16825238, 33650476, 67300952, 134601904, 269203808, 311266903, 538407616, 622533806, 1245067612, 2490135224, 4980270448, 9960540896, 19921081792]

約数ペア:

[(1, 19921081792), (2, 9960540896), (4, 4980270448), (8, 2490135224), (16, 1245067612), (32, 622533806), (37, 538407616), (64, 311266903), (74, 269203808), (148, 134601904), (296, 67300952), (592, 33650476), (1184, 16825238), (1549, 12860608), (2368, 8412619), (3098, 6430304), (5431, 3668032), (6196, 3215152), (10862, 1834016), (12392, 1607576), (21724, 917008), (24784, 803788), (43448, 458504), (49568, 401894), (57313, 347584), (86896, 229252), (99136, 200947), (114626, 173792)]