20002682896

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{218599}}^1$

素因数の和:218676

約数の個数: 80

約数和(自身を含む): 47707264000

約数和(自身を除く): 27704581104

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 43, 56, 76, 86, 112, 133, 152, 172, 266, 301, 304, 344, 532, 602, 688, 817, 1064, 1204, 1634, 2128, 2408, 3268, 4816, 5719, 6536, 11438, 13072, 22876, 45752, 91504, 218599, 437198, 874396, 1530193, 1748792, 3060386, 3497584, 4153381, 6120772, 8306762, 9399757, 12241544, 16613524, 18799514, 24483088, 29073667, 33227048, 37599028, 58147334, 65798299, 66454096, 75198056, 116294668, 131596598, 150396112, 178595383, 232589336, 263193196, 357190766, 465178672, 526386392, 714381532, 1052772784, 1250167681, 1428763064, 2500335362, 2857526128, 5000670724, 10001341448, 20002682896]

約数ペア:

[(1, 20002682896), (2, 10001341448), (4, 5000670724), (7, 2857526128), (8, 2500335362), (14, 1428763064), (16, 1250167681), (19, 1052772784), (28, 714381532), (38, 526386392), (43, 465178672), (56, 357190766), (76, 263193196), (86, 232589336), (112, 178595383), (133, 150396112), (152, 131596598), (172, 116294668), (266, 75198056), (301, 66454096), (304, 65798299), (344, 58147334), (532, 37599028), (602, 33227048), (688, 29073667), (817, 24483088), (1064, 18799514), (1204, 16613524), (1634, 12241544), (2128, 9399757), (2408, 8306762), (3268, 6120772), (4816, 4153381), (5719, 3497584), (6536, 3060386), (11438, 1748792), (13072, 1530193), (22876, 874396), (45752, 437198), (91504, 218599)]