20123286286

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{587}}^1\times {\mathrm{2539}}^1$

素因数の和:3328

約数の個数: 32

約数和(自身を含む): 31148853120

約数和(自身を除く): 11025566834

約数列:

[1, 2, 43, 86, 157, 314, 587, 1174, 2539, 5078, 6751, 13502, 25241, 50482, 92159, 109177, 184318, 218354, 398623, 797246, 1490393, 2980786, 3962837, 7925674, 17140789, 34281578, 64086899, 128173798, 233991701, 467983402, 10061643143, 20123286286]

約数ペア:

[(1, 20123286286), (2, 10061643143), (43, 467983402), (86, 233991701), (157, 128173798), (314, 64086899), (587, 34281578), (1174, 17140789), (2539, 7925674), (5078, 3962837), (6751, 2980786), (13502, 1490393), (25241, 797246), (50482, 398623), (92159, 218354), (109177, 184318)]