20041494

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{283}}^1$

素因数の和:365

約数の個数: 64

約数和(自身を含む): 46621440

約数和(自身を除く): 26579946

約数列:

[1, 2, 3, 6, 11, 22, 29, 33, 37, 58, 66, 74, 87, 111, 174, 222, 283, 319, 407, 566, 638, 814, 849, 957, 1073, 1221, 1698, 1914, 2146, 2442, 3113, 3219, 6226, 6438, 8207, 9339, 10471, 11803, 16414, 18678, 20942, 23606, 24621, 31413, 35409, 49242, 62826, 70818, 90277, 115181, 180554, 230362, 270831, 303659, 345543, 541662, 607318, 691086, 910977, 1821954, 3340249, 6680498, 10020747, 20041494]

約数ペア:

[(1, 20041494), (2, 10020747), (3, 6680498), (6, 3340249), (11, 1821954), (22, 910977), (29, 691086), (33, 607318), (37, 541662), (58, 345543), (66, 303659), (74, 270831), (87, 230362), (111, 180554), (174, 115181), (222, 90277), (283, 70818), (319, 62826), (407, 49242), (566, 35409), (638, 31413), (814, 24621), (849, 23606), (957, 20942), (1073, 18678), (1221, 16414), (1698, 11803), (1914, 10471), (2146, 9339), (2442, 8207), (3113, 6438), (3219, 6226)]