19187805

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{14057}}^1$

素因数の和:14085

約数の個数: 32

約数和(自身を含む): 37787904

約数和(自身を除く): 18600099

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 14057, 42171, 70285, 98399, 182741, 210855, 295197, 491995, 548223, 913705, 1279187, 1475985, 2741115, 3837561, 6395935, 19187805]

約数ペア:

[(1, 19187805), (3, 6395935), (5, 3837561), (7, 2741115), (13, 1475985), (15, 1279187), (21, 913705), (35, 548223), (39, 491995), (65, 295197), (91, 210855), (105, 182741), (195, 98399), (273, 70285), (455, 42171), (1365, 14057)]