20072181892

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1949}}^1\times {\mathrm{8971}}^1$

素因数の和:10972

約数の個数: 48

約数和(自身を含む): 41149180800

約数和(自身を除く): 21076998908

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 1949, 3898, 7796, 8971, 13643, 17942, 27286, 35884, 54572, 62797, 79909, 125594, 159818, 251188, 319636, 367811, 559363, 735622, 1118726, 1471244, 2237452, 2574677, 5149354, 10298708, 17484479, 34968958, 69937916, 122391353, 244782706, 489565412, 716863639, 1433727278, 2867454556, 5018045473, 10036090946, 20072181892]

約数ペア:

[(1, 20072181892), (2, 10036090946), (4, 5018045473), (7, 2867454556), (14, 1433727278), (28, 716863639), (41, 489565412), (82, 244782706), (164, 122391353), (287, 69937916), (574, 34968958), (1148, 17484479), (1949, 10298708), (3898, 5149354), (7796, 2574677), (8971, 2237452), (13643, 1471244), (17942, 1118726), (27286, 735622), (35884, 559363), (54572, 367811), (62797, 319636), (79909, 251188), (125594, 159818)]