205754876

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2243}}^1$

素因数の和:2354

約数の個数: 48

約数和(自身を含む): 407151360

約数和(自身を除く): 201396484

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 71, 76, 142, 284, 323, 646, 1207, 1292, 1349, 2243, 2414, 2698, 4486, 4828, 5396, 8972, 22933, 38131, 42617, 45866, 76262, 85234, 91732, 152524, 159253, 170468, 318506, 637012, 724489, 1448978, 2707301, 2897956, 3025807, 5414602, 6051614, 10829204, 12103228, 51438719, 102877438, 205754876]

約数ペア:

[(1, 205754876), (2, 102877438), (4, 51438719), (17, 12103228), (19, 10829204), (34, 6051614), (38, 5414602), (68, 3025807), (71, 2897956), (76, 2707301), (142, 1448978), (284, 724489), (323, 637012), (646, 318506), (1207, 170468), (1292, 159253), (1349, 152524), (2243, 91732), (2414, 85234), (2698, 76262), (4486, 45866), (4828, 42617), (5396, 38131), (8972, 22933)]