20072744

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{43}}^2\times {\mathrm{59}}^1$

素因数の和:174

約数の個数: 48

約数和(自身を含む): 40888800

約数和(自身を除く): 20816056

約数列:

[1, 2, 4, 8, 23, 43, 46, 59, 86, 92, 118, 172, 184, 236, 344, 472, 989, 1357, 1849, 1978, 2537, 2714, 3698, 3956, 5074, 5428, 7396, 7912, 10148, 10856, 14792, 20296, 42527, 58351, 85054, 109091, 116702, 170108, 218182, 233404, 340216, 436364, 466808, 872728, 2509093, 5018186, 10036372, 20072744]

約数ペア:

[(1, 20072744), (2, 10036372), (4, 5018186), (8, 2509093), (23, 872728), (43, 466808), (46, 436364), (59, 340216), (86, 233404), (92, 218182), (118, 170108), (172, 116702), (184, 109091), (236, 85054), (344, 58351), (472, 42527), (989, 20296), (1357, 14792), (1849, 10856), (1978, 10148), (2537, 7912), (2714, 7396), (3698, 5428), (3956, 5074)]