20039499

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{167}}^1\times {\mathrm{199}}^1$

素因数の和:439

約数の個数: 24

約数和(自身を含む): 29702400

約数和(自身を除く): 9662901

約数列:

[1, 3, 9, 67, 167, 199, 201, 501, 597, 603, 1503, 1791, 11189, 13333, 33233, 33567, 39999, 99699, 100701, 119997, 299097, 2226611, 6679833, 20039499]

約数ペア:

[(1, 20039499), (3, 6679833), (9, 2226611), (67, 299097), (167, 119997), (199, 100701), (201, 99699), (501, 39999), (597, 33567), (603, 33233), (1503, 13333), (1791, 11189)]