164384864

素因数分解:

$2^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31907}}^1$

素因数の和:31947

約数の個数: 48

約数和(自身を含む): 385959168

約数和(自身を除く): 221574304

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 92, 112, 161, 184, 224, 322, 368, 644, 736, 1288, 2576, 5152, 31907, 63814, 127628, 223349, 255256, 446698, 510512, 733861, 893396, 1021024, 1467722, 1786792, 2935444, 3573584, 5137027, 5870888, 7147168, 10274054, 11741776, 20548108, 23483552, 41096216, 82192432, 164384864]

約数ペア:

[(1, 164384864), (2, 82192432), (4, 41096216), (7, 23483552), (8, 20548108), (14, 11741776), (16, 10274054), (23, 7147168), (28, 5870888), (32, 5137027), (46, 3573584), (56, 2935444), (92, 1786792), (112, 1467722), (161, 1021024), (184, 893396), (224, 733861), (322, 510512), (368, 446698), (644, 255256), (736, 223349), (1288, 127628), (2576, 63814), (5152, 31907)]