2108991008

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{16229}}^1$

素因数の和:16401

約数の個数: 48

約数和(自身を含む): 4318997760

約数和(自身を除く): 2210006752

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 131, 248, 262, 496, 524, 992, 1048, 2096, 4061, 4192, 8122, 16229, 16244, 32458, 32488, 64916, 64976, 129832, 129952, 259664, 503099, 519328, 1006198, 2012396, 2125999, 4024792, 4251998, 8049584, 8503996, 16099168, 17007992, 34015984, 65905969, 68031968, 131811938, 263623876, 527247752, 1054495504, 2108991008]

約数ペア:

[(1, 2108991008), (2, 1054495504), (4, 527247752), (8, 263623876), (16, 131811938), (31, 68031968), (32, 65905969), (62, 34015984), (124, 17007992), (131, 16099168), (248, 8503996), (262, 8049584), (496, 4251998), (524, 4024792), (992, 2125999), (1048, 2012396), (2096, 1006198), (4061, 519328), (4192, 503099), (8122, 259664), (16229, 129952), (16244, 129832), (32458, 64976), (32488, 64916)]