19225960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{36973}}^1$

素因数の和:36997

約数の個数: 32

約数和(自身を含む): 46587240

約数和(自身を除く): 27361280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 36973, 73946, 147892, 184865, 295784, 369730, 480649, 739460, 961298, 1478920, 1922596, 2403245, 3845192, 4806490, 9612980, 19225960]

約数ペア:

[(1, 19225960), (2, 9612980), (4, 4806490), (5, 3845192), (8, 2403245), (10, 1922596), (13, 1478920), (20, 961298), (26, 739460), (40, 480649), (52, 369730), (65, 295784), (104, 184865), (130, 147892), (260, 73946), (520, 36973)]