20171806113

素因数分解:

$3^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{1489}}^1$

素因数の和:1718

約数の個数: 48

約数和(自身を含む): 28786513920

約数和(自身を除く): 8614707807

約数列:

[1, 3, 31, 37, 93, 111, 127, 381, 961, 1147, 1489, 2883, 3441, 3937, 4467, 4699, 11811, 14097, 35557, 46159, 55093, 106671, 122047, 138477, 145669, 165279, 189103, 366141, 437007, 567309, 1430929, 1707883, 4292787, 4515739, 5123649, 5862193, 6996811, 13547217, 17586579, 20990433, 52944373, 158833119, 181727983, 216901141, 545183949, 650703423, 6723935371, 20171806113]

約数ペア:

[(1, 20171806113), (3, 6723935371), (31, 650703423), (37, 545183949), (93, 216901141), (111, 181727983), (127, 158833119), (381, 52944373), (961, 20990433), (1147, 17586579), (1489, 13547217), (2883, 6996811), (3441, 5862193), (3937, 5123649), (4467, 4515739), (4699, 4292787), (11811, 1707883), (14097, 1430929), (35557, 567309), (46159, 437007), (55093, 366141), (106671, 189103), (122047, 165279), (138477, 145669)]