20565862208

素因数分解:

$2^6\times {\mathrm{53}}^1\times {\mathrm{293}}^1\times {\mathrm{20693}}^1$

素因数の和:21051

約数の個数: 56

約数和(自身を含む): 41724318888

約数和(自身を除く): 21158456680

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 212, 293, 424, 586, 848, 1172, 1696, 2344, 3392, 4688, 9376, 15529, 18752, 20693, 31058, 41386, 62116, 82772, 124232, 165544, 248464, 331088, 496928, 662176, 993856, 1096729, 1324352, 2193458, 4386916, 6063049, 8773832, 12126098, 17547664, 24252196, 35095328, 48504392, 70190656, 97008784, 194017568, 321341597, 388035136, 642683194, 1285366388, 2570732776, 5141465552, 10282931104, 20565862208]

約数ペア:

[(1, 20565862208), (2, 10282931104), (4, 5141465552), (8, 2570732776), (16, 1285366388), (32, 642683194), (53, 388035136), (64, 321341597), (106, 194017568), (212, 97008784), (293, 70190656), (424, 48504392), (586, 35095328), (848, 24252196), (1172, 17547664), (1696, 12126098), (2344, 8773832), (3392, 6063049), (4688, 4386916), (9376, 2193458), (15529, 1324352), (18752, 1096729), (20693, 993856), (31058, 662176), (41386, 496928), (62116, 331088), (82772, 248464), (124232, 165544)]