20382752

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{3769}}^1$

素因数の和:3805

約数の個数: 36

約数和(自身を含む): 43464330

約数和(自身を除く): 23081578

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 169, 208, 338, 416, 676, 1352, 2704, 3769, 5408, 7538, 15076, 30152, 48997, 60304, 97994, 120608, 195988, 391976, 636961, 783952, 1273922, 1567904, 2547844, 5095688, 10191376, 20382752]

約数ペア:

[(1, 20382752), (2, 10191376), (4, 5095688), (8, 2547844), (13, 1567904), (16, 1273922), (26, 783952), (32, 636961), (52, 391976), (104, 195988), (169, 120608), (208, 97994), (338, 60304), (416, 48997), (676, 30152), (1352, 15076), (2704, 7538), (3769, 5408)]