1644486656

素因数分解:

$2^{13}\times {\mathrm{197}}^1\times {\mathrm{1019}}^1$

素因数の和:1242

約数の個数: 56

約数和(自身を含む): 3308710680

約数和(自身を除く): 1664224024

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 197, 256, 394, 512, 788, 1019, 1024, 1576, 2038, 2048, 3152, 4076, 4096, 6304, 8152, 8192, 12608, 16304, 25216, 32608, 50432, 65216, 100864, 130432, 200743, 201728, 260864, 401486, 403456, 521728, 802972, 806912, 1043456, 1605944, 1613824, 2086912, 3211888, 4173824, 6423776, 8347648, 12847552, 25695104, 51390208, 102780416, 205560832, 411121664, 822243328, 1644486656]

約数ペア:

[(1, 1644486656), (2, 822243328), (4, 411121664), (8, 205560832), (16, 102780416), (32, 51390208), (64, 25695104), (128, 12847552), (197, 8347648), (256, 6423776), (394, 4173824), (512, 3211888), (788, 2086912), (1019, 1613824), (1024, 1605944), (1576, 1043456), (2038, 806912), (2048, 802972), (3152, 521728), (4076, 403456), (4096, 401486), (6304, 260864), (8152, 201728), (8192, 200743), (12608, 130432), (16304, 100864), (25216, 65216), (32608, 50432)]