20806767076

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{839}}^1\times {\mathrm{326309}}^1$

素因数の和:327171

約数の個数: 24

約数和(自身を含む): 38374056000

約数和(自身を除く): 17567288924

約数列:

[1, 2, 4, 19, 38, 76, 839, 1678, 3356, 15941, 31882, 63764, 326309, 652618, 1305236, 6199871, 12399742, 24799484, 273773251, 547546502, 1095093004, 5201691769, 10403383538, 20806767076]

約数ペア:

[(1, 20806767076), (2, 10403383538), (4, 5201691769), (19, 1095093004), (38, 547546502), (76, 273773251), (839, 24799484), (1678, 12399742), (3356, 6199871), (15941, 1305236), (31882, 652618), (63764, 326309)]