20123300148

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{678649}}^1$

素因数の和:679016

約数の個数: 48

約数和(自身を含む): 53814230400

約数和(自身を除く): 33690930252

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 353, 706, 1059, 1412, 2118, 2471, 4236, 4942, 7413, 9884, 14826, 29652, 678649, 1357298, 2035947, 2714596, 4071894, 4750543, 8143788, 9501086, 14251629, 19002172, 28503258, 57006516, 239563097, 479126194, 718689291, 958252388, 1437378582, 1676941679, 2874757164, 3353883358, 5030825037, 6707766716, 10061650074, 20123300148]

約数ペア:

[(1, 20123300148), (2, 10061650074), (3, 6707766716), (4, 5030825037), (6, 3353883358), (7, 2874757164), (12, 1676941679), (14, 1437378582), (21, 958252388), (28, 718689291), (42, 479126194), (84, 239563097), (353, 57006516), (706, 28503258), (1059, 19002172), (1412, 14251629), (2118, 9501086), (2471, 8143788), (4236, 4750543), (4942, 4071894), (7413, 2714596), (9884, 2035947), (14826, 1357298), (29652, 678649)]