20852768512

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{2627617}}^1$

素因数の和:2627664

約数の個数: 36

約数和(自身を含む): 42966809536

約数和(自身を除く): 22114041024

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1984, 3968, 7936, 2627617, 5255234, 10510468, 21020936, 42041872, 81456127, 84083744, 162912254, 168167488, 325824508, 336334976, 651649016, 672669952, 1303298032, 2606596064, 5213192128, 10426384256, 20852768512]

約数ペア:

[(1, 20852768512), (2, 10426384256), (4, 5213192128), (8, 2606596064), (16, 1303298032), (31, 672669952), (32, 651649016), (62, 336334976), (64, 325824508), (124, 168167488), (128, 162912254), (248, 84083744), (256, 81456127), (496, 42041872), (992, 21020936), (1984, 10510468), (3968, 5255234), (7936, 2627617)]