20549564672

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{613}}^1\times {\mathrm{1439}}^1$

素因数の和:2088

約数の個数: 144

約数和(自身を含む): 50602245120

約数和(自身を除く): 30052680448

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 256, 364, 416, 448, 613, 728, 832, 896, 1226, 1439, 1456, 1664, 1792, 2452, 2878, 2912, 3328, 4291, 4904, 5756, 5824, 7969, 8582, 9808, 10073, 11512, 11648, 15938, 17164, 18707, 19616, 20146, 23024, 23296, 31876, 34328, 37414, 39232, 40292, 46048, 55783, 63752, 68656, 74828, 78464, 80584, 92096, 111566, 127504, 130949, 137312, 149656, 156928, 161168, 184192, 223132, 255008, 261898, 274624, 299312, 322336, 368384, 446264, 510016, 523796, 549248, 598624, 644672, 882107, 892528, 1020032, 1047592, 1098496, 1197248, 1289344, 1764214, 1785056, 2040064, 2095184, 2394496, 2578688, 3528428, 3570112, 4190368, 4788992, 6174749, 7056856, 7140224, 8380736, 11467391, 12349498, 14113712, 14280448, 16761472, 22934782, 24698996, 28227424, 33522944, 45869564, 49397992, 56454848, 80271737, 91739128, 98795984, 112909696, 160543474, 183478256, 197591968, 225819392, 321086948, 366956512, 395183936, 642173896, 733913024, 790367872, 1284347792, 1467826048, 1580735744, 2568695584, 2935652096, 5137391168, 10274782336, 20549564672]

約数ペア:

[(1, 20549564672), (2, 10274782336), (4, 5137391168), (7, 2935652096), (8, 2568695584), (13, 1580735744), (14, 1467826048), (16, 1284347792), (26, 790367872), (28, 733913024), (32, 642173896), (52, 395183936), (56, 366956512), (64, 321086948), (91, 225819392), (104, 197591968), (112, 183478256), (128, 160543474), (182, 112909696), (208, 98795984), (224, 91739128), (256, 80271737), (364, 56454848), (416, 49397992), (448, 45869564), (613, 33522944), (728, 28227424), (832, 24698996), (896, 22934782), (1226, 16761472), (1439, 14280448), (1456, 14113712), (1664, 12349498), (1792, 11467391), (2452, 8380736), (2878, 7140224), (2912, 7056856), (3328, 6174749), (4291, 4788992), (4904, 4190368), (5756, 3570112), (5824, 3528428), (7969, 2578688), (8582, 2394496), (9808, 2095184), (10073, 2040064), (11512, 1785056), (11648, 1764214), (15938, 1289344), (17164, 1197248), (18707, 1098496), (19616, 1047592), (20146, 1020032), (23024, 892528), (23296, 882107), (31876, 644672), (34328, 598624), (37414, 549248), (39232, 523796), (40292, 510016), (46048, 446264), (55783, 368384), (63752, 322336), (68656, 299312), (74828, 274624), (78464, 261898), (80584, 255008), (92096, 223132), (111566, 184192), (127504, 161168), (130949, 156928), (137312, 149656)]