19678150

素因数分解:

$2^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{3821}}^1$

素因数の和:3936

約数の個数: 24

約数和(自身を含む): 36966384

約数和(自身を除く): 17288234

約数列:

[1, 2, 5, 10, 25, 50, 103, 206, 515, 1030, 2575, 3821, 5150, 7642, 19105, 38210, 95525, 191050, 393563, 787126, 1967815, 3935630, 9839075, 19678150]

約数ペア:

[(1, 19678150), (2, 9839075), (5, 3935630), (10, 1967815), (25, 787126), (50, 393563), (103, 191050), (206, 95525), (515, 38210), (1030, 19105), (2575, 7642), (3821, 5150)]