19878495

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{14563}}^1$

素因数の和:14591

約数の個数: 32

約数和(自身を含む): 39148032

約数和(自身を除く): 19269537

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 14563, 43689, 72815, 101941, 189319, 218445, 305823, 509705, 567957, 946595, 1325233, 1529115, 2839785, 3975699, 6626165, 19878495]

約数ペア:

[(1, 19878495), (3, 6626165), (5, 3975699), (7, 2839785), (13, 1529115), (15, 1325233), (21, 946595), (35, 567957), (39, 509705), (65, 305823), (91, 218445), (105, 189319), (195, 101941), (273, 72815), (455, 43689), (1365, 14563)]