20522368

素因数分解:

$2^7\times {\mathrm{67}}^1\times {\mathrm{2393}}^1$

素因数の和:2474

約数の個数: 32

約数和(自身を含む): 41511960

約数和(自身を除く): 20989592

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 128, 134, 268, 536, 1072, 2144, 2393, 4288, 4786, 8576, 9572, 19144, 38288, 76576, 153152, 160331, 306304, 320662, 641324, 1282648, 2565296, 5130592, 10261184, 20522368]

約数ペア:

[(1, 20522368), (2, 10261184), (4, 5130592), (8, 2565296), (16, 1282648), (32, 641324), (64, 320662), (67, 306304), (128, 160331), (134, 153152), (268, 76576), (536, 38288), (1072, 19144), (2144, 9572), (2393, 8576), (4288, 4786)]