19930239

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6203}}^1$

素因数の和:6236

約数の個数: 32

約数和(自身を含む): 35735040

約数和(自身を除く): 15804801

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 357, 459, 1071, 3213, 6203, 18609, 43421, 55827, 105451, 130263, 167481, 316353, 390789, 738157, 949059, 1172367, 2214471, 2847177, 6643413, 19930239]

約数ペア:

[(1, 19930239), (3, 6643413), (7, 2847177), (9, 2214471), (17, 1172367), (21, 949059), (27, 738157), (51, 390789), (63, 316353), (119, 167481), (153, 130263), (189, 105451), (357, 55827), (459, 43421), (1071, 18609), (3213, 6203)]