20732643856

素因数分解:

$2^4\times {\mathrm{167}}^1\times {\mathrm{173}}^1\times {\mathrm{44851}}^1$

素因数の和:45199

約数の個数: 40

約数和(自身を含む): 40644523584

約数和(自身を除く): 19911879728

約数列:

[1, 2, 4, 8, 16, 167, 173, 334, 346, 668, 692, 1336, 1384, 2672, 2768, 28891, 44851, 57782, 89702, 115564, 179404, 231128, 358808, 462256, 717616, 7490117, 7759223, 14980234, 15518446, 29960468, 31036892, 59920936, 62073784, 119841872, 124147568, 1295790241, 2591580482, 5183160964, 10366321928, 20732643856]

約数ペア:

[(1, 20732643856), (2, 10366321928), (4, 5183160964), (8, 2591580482), (16, 1295790241), (167, 124147568), (173, 119841872), (334, 62073784), (346, 59920936), (668, 31036892), (692, 29960468), (1336, 15518446), (1384, 14980234), (2672, 7759223), (2768, 7490117), (28891, 717616), (44851, 462256), (57782, 358808), (89702, 231128), (115564, 179404)]