208678518

素因数分解:

$2^1\times 3^4\times {\mathrm{619}}^1\times {\mathrm{2081}}^1$

素因数の和:2714

約数の個数: 40

約数和(自身を含む): 468574920

約数和(自身を除く): 259896402

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 619, 1238, 1857, 2081, 3714, 4162, 5571, 6243, 11142, 12486, 16713, 18729, 33426, 37458, 50139, 56187, 100278, 112374, 168561, 337122, 1288139, 2576278, 3864417, 7728834, 11593251, 23186502, 34779753, 69559506, 104339259, 208678518]

約数ペア:

[(1, 208678518), (2, 104339259), (3, 69559506), (6, 34779753), (9, 23186502), (18, 11593251), (27, 7728834), (54, 3864417), (81, 2576278), (162, 1288139), (619, 337122), (1238, 168561), (1857, 112374), (2081, 100278), (3714, 56187), (4162, 50139), (5571, 37458), (6243, 33426), (11142, 18729), (12486, 16713)]