20163655976

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{827}}^1\times {\mathrm{70877}}^1$

素因数の和:71753

約数の個数: 32

約数和(自身を含む): 38733409440

約数和(自身を除く): 18569753464

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 827, 1654, 3308, 6616, 35561, 70877, 71122, 141754, 142244, 283508, 284488, 567016, 3047711, 6095422, 12190844, 24381688, 58615279, 117230558, 234461116, 468922232, 2520456997, 5040913994, 10081827988, 20163655976]

約数ペア:

[(1, 20163655976), (2, 10081827988), (4, 5040913994), (8, 2520456997), (43, 468922232), (86, 234461116), (172, 117230558), (344, 58615279), (827, 24381688), (1654, 12190844), (3308, 6095422), (6616, 3047711), (35561, 567016), (70877, 284488), (71122, 283508), (141754, 142244)]