20713251152

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{24181}}^1$

素因数の和:24388

約数の個数: 80

約数和(自身を含む): 45482279424

約数和(自身を除く): 24769028272

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 88, 124, 157, 176, 248, 314, 341, 496, 628, 682, 1256, 1364, 1727, 2512, 2728, 3454, 4867, 5456, 6908, 9734, 13816, 19468, 24181, 27632, 38936, 48362, 53537, 77872, 96724, 107074, 193448, 214148, 265991, 386896, 428296, 531982, 749611, 856592, 1063964, 1499222, 2127928, 2998444, 3796417, 4255856, 5996888, 7592834, 8245721, 11993776, 15185668, 16491442, 30371336, 32982884, 41760587, 60742672, 65965768, 83521174, 117688927, 131931536, 167042348, 235377854, 334084696, 470755708, 668169392, 941511416, 1294578197, 1883022832, 2589156394, 5178312788, 10356625576, 20713251152]

約数ペア:

[(1, 20713251152), (2, 10356625576), (4, 5178312788), (8, 2589156394), (11, 1883022832), (16, 1294578197), (22, 941511416), (31, 668169392), (44, 470755708), (62, 334084696), (88, 235377854), (124, 167042348), (157, 131931536), (176, 117688927), (248, 83521174), (314, 65965768), (341, 60742672), (496, 41760587), (628, 32982884), (682, 30371336), (1256, 16491442), (1364, 15185668), (1727, 11993776), (2512, 8245721), (2728, 7592834), (3454, 5996888), (4867, 4255856), (5456, 3796417), (6908, 2998444), (9734, 2127928), (13816, 1499222), (19468, 1063964), (24181, 856592), (27632, 749611), (38936, 531982), (48362, 428296), (53537, 386896), (77872, 265991), (96724, 214148), (107074, 193448)]