20161351936

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{36343}}^1$

素因数の和:36567

約数の個数: 72

約数和(自身を含む): 44126558784

約数和(自身を除く): 23965206848

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 197, 256, 352, 394, 704, 788, 1408, 1576, 2167, 2816, 3152, 4334, 6304, 8668, 12608, 17336, 25216, 34672, 36343, 50432, 69344, 72686, 138688, 145372, 277376, 290744, 399773, 554752, 581488, 799546, 1162976, 1599092, 2325952, 3198184, 4651904, 6396368, 7159571, 9303808, 12792736, 14319142, 25585472, 28638284, 51170944, 57276568, 78755281, 102341888, 114553136, 157510562, 229106272, 315021124, 458212544, 630042248, 916425088, 1260084496, 1832850176, 2520168992, 5040337984, 10080675968, 20161351936]

約数ペア:

[(1, 20161351936), (2, 10080675968), (4, 5040337984), (8, 2520168992), (11, 1832850176), (16, 1260084496), (22, 916425088), (32, 630042248), (44, 458212544), (64, 315021124), (88, 229106272), (128, 157510562), (176, 114553136), (197, 102341888), (256, 78755281), (352, 57276568), (394, 51170944), (704, 28638284), (788, 25585472), (1408, 14319142), (1576, 12792736), (2167, 9303808), (2816, 7159571), (3152, 6396368), (4334, 4651904), (6304, 3198184), (8668, 2325952), (12608, 1599092), (17336, 1162976), (25216, 799546), (34672, 581488), (36343, 554752), (50432, 399773), (69344, 290744), (72686, 277376), (138688, 145372)]