19614040

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{10433}}^1$

素因数の和:10491

約数の個数: 32

約数和(自身を含む): 45074880

約数和(自身を除く): 25460840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 10433, 20866, 41732, 52165, 83464, 104330, 208660, 417320, 490351, 980702, 1961404, 2451755, 3922808, 4903510, 9807020, 19614040]

約数ペア:

[(1, 19614040), (2, 9807020), (4, 4903510), (5, 3922808), (8, 2451755), (10, 1961404), (20, 980702), (40, 490351), (47, 417320), (94, 208660), (188, 104330), (235, 83464), (376, 52165), (470, 41732), (940, 20866), (1880, 10433)]