19503274

素因数分解:

$2^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{2803}}^1$

素因数の和:2890

約数の個数: 24

約数和(自身を含む): 34522848

約数和(自身を除く): 15019574

約数列:

[1, 2, 7, 14, 49, 71, 98, 142, 497, 994, 2803, 3479, 5606, 6958, 19621, 39242, 137347, 199013, 274694, 398026, 1393091, 2786182, 9751637, 19503274]

約数ペア:

[(1, 19503274), (2, 9751637), (7, 2786182), (14, 1393091), (49, 398026), (71, 274694), (98, 199013), (142, 137347), (497, 39242), (994, 19621), (2803, 6958), (3479, 5606)]