19452942

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{613}}^1$

素因数の和:705

約数の個数: 48

約数和(自身を含む): 44252208

約数和(自身を除く): 24799266

約数列:

[1, 2, 3, 6, 9, 18, 41, 43, 82, 86, 123, 129, 246, 258, 369, 387, 613, 738, 774, 1226, 1763, 1839, 3526, 3678, 5289, 5517, 10578, 11034, 15867, 25133, 26359, 31734, 50266, 52718, 75399, 79077, 150798, 158154, 226197, 237231, 452394, 474462, 1080719, 2161438, 3242157, 6484314, 9726471, 19452942]

約数ペア:

[(1, 19452942), (2, 9726471), (3, 6484314), (6, 3242157), (9, 2161438), (18, 1080719), (41, 474462), (43, 452394), (82, 237231), (86, 226197), (123, 158154), (129, 150798), (246, 79077), (258, 75399), (369, 52718), (387, 50266), (613, 31734), (738, 26359), (774, 25133), (1226, 15867), (1763, 11034), (1839, 10578), (3526, 5517), (3678, 5289)]