20430514

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{569}}^1\times {\mathrm{1381}}^1$

素因数の和:1965

約数の個数: 16

約数和(自身を含む): 33085080

約数和(自身を除く): 12654566

約数列:

[1, 2, 13, 26, 569, 1138, 1381, 2762, 7397, 14794, 17953, 35906, 785789, 1571578, 10215257, 20430514]

約数ペア:

[(1, 20430514), (2, 10215257), (13, 1571578), (26, 785789), (569, 35906), (1138, 17953), (1381, 14794), (2762, 7397)]