20287554

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{25423}}^1$

素因数の和:25454

約数の個数: 32

約数和(自身を含む): 48814080

約数和(自身を除く): 28526526

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 25423, 50846, 76269, 152538, 177961, 355922, 483037, 533883, 966074, 1067766, 1449111, 2898222, 3381259, 6762518, 10143777, 20287554]

約数ペア:

[(1, 20287554), (2, 10143777), (3, 6762518), (6, 3381259), (7, 2898222), (14, 1449111), (19, 1067766), (21, 966074), (38, 533883), (42, 483037), (57, 355922), (114, 177961), (133, 152538), (266, 76269), (399, 50846), (798, 25423)]