18488968

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{757}}^1$

素因数の和:877

約数の個数: 32

約数和(自身を含む): 36020160

約数和(自身を除く): 17531192

約数列:

[1, 2, 4, 8, 43, 71, 86, 142, 172, 284, 344, 568, 757, 1514, 3028, 3053, 6056, 6106, 12212, 24424, 32551, 53747, 65102, 107494, 130204, 214988, 260408, 429976, 2311121, 4622242, 9244484, 18488968]

約数ペア:

[(1, 18488968), (2, 9244484), (4, 4622242), (8, 2311121), (43, 429976), (71, 260408), (86, 214988), (142, 130204), (172, 107494), (284, 65102), (344, 53747), (568, 32551), (757, 24424), (1514, 12212), (3028, 6106), (3053, 6056)]