189997803536

素因数分解:

$2^4\times {\mathrm{397}}^1\times {\mathrm{821}}^1\times {\mathrm{36433}}^1$

素因数の和:37659

約数の個数: 40

約数和(自身を含む): 369507652824

約数和(自身を除く): 179509849288

約数列:

[1, 2, 4, 8, 16, 397, 794, 821, 1588, 1642, 3176, 3284, 6352, 6568, 13136, 36433, 72866, 145732, 291464, 325937, 582928, 651874, 1303748, 2607496, 5214992, 14463901, 28927802, 29911493, 57855604, 59822986, 115711208, 119645972, 231422416, 239291944, 478583888, 11874862721, 23749725442, 47499450884, 94998901768, 189997803536]

約数ペア:

[(1, 189997803536), (2, 94998901768), (4, 47499450884), (8, 23749725442), (16, 11874862721), (397, 478583888), (794, 239291944), (821, 231422416), (1588, 119645972), (1642, 115711208), (3176, 59822986), (3284, 57855604), (6352, 29911493), (6568, 28927802), (13136, 14463901), (36433, 5214992), (72866, 2607496), (145732, 1303748), (291464, 651874), (325937, 582928)]