20342090468

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{770417}}^1$

素因数の和:770492

約数の個数: 48

約数和(自身を含む): 43488555264

約数和(自身を除く): 23146464796

約数列:

[1, 2, 4, 7, 14, 23, 28, 41, 46, 82, 92, 161, 164, 287, 322, 574, 644, 943, 1148, 1886, 3772, 6601, 13202, 26404, 770417, 1540834, 3081668, 5392919, 10785838, 17719591, 21571676, 31587097, 35439182, 63174194, 70878364, 124037137, 126348388, 221109679, 248074274, 442219358, 496148548, 726503231, 884438716, 1453006462, 2906012924, 5085522617, 10171045234, 20342090468]

約数ペア:

[(1, 20342090468), (2, 10171045234), (4, 5085522617), (7, 2906012924), (14, 1453006462), (23, 884438716), (28, 726503231), (41, 496148548), (46, 442219358), (82, 248074274), (92, 221109679), (161, 126348388), (164, 124037137), (287, 70878364), (322, 63174194), (574, 35439182), (644, 31587097), (943, 21571676), (1148, 17719591), (1886, 10785838), (3772, 5392919), (6601, 3081668), (13202, 1540834), (26404, 770417)]