19487925

素因数分解:

$3^3\times 5^2\times {\mathrm{28871}}^1$

素因数の和:28890

約数の個数: 24

約数和(自身を含む): 35801280

約数和(自身を除く): 16313355

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 28871, 86613, 144355, 259839, 433065, 721775, 779517, 1299195, 2165325, 3897585, 6495975, 19487925]

約数ペア:

[(1, 19487925), (3, 6495975), (5, 3897585), (9, 2165325), (15, 1299195), (25, 779517), (27, 721775), (45, 433065), (75, 259839), (135, 144355), (225, 86613), (675, 28871)]